•
Acarospora fuscata (Schrader) Arnold [Acarosporaceae] • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium - Carroll Co., on stone wall. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight. •
Acarospora schleicheri (Ach.) A. Massal. [Acarosporaceae] • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Skorepa
et al. (1979) – on acidic rock. •
Ahtiana aurescens (Tuck.) Thell & Randlane [Parmeliaceae] • Syn.:
Cetraria aurescens Tuck. • Skorepa
et al. (1977) – Allegany Co., on branches of pines. • Skorepa
et al. (1979) – on bark. •
Allocetraria oakesiana (Tuck.) Randlane & Thell [Parmeliaceae] • Syn.:
Cetraria oakesiana Tuck. • Skorepa
et al. (1977) – Frederick Co., base of oak. • Skorepa
et al. (1979) – on bark, acidic rock. • E.G. Worthley Herbarium - Garrett Co., along Big Run, on stumps. •
Amandinea milliaria (Tuck.) P. May & Sheard [Physciaceae] • Syn.:
Rinodina milliaria Tuck. • Skorepa
et al. (1977) – Calvert Co., on trunks of deciduous trees. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower
eastern shore of Maryland. •
Amandinea polyspora (Willey) E. Lay & P. May [Physciaceae] • Syn.:
Buellia polyspora (Willey) Vainio • Skorepa
et al. (1977) – Carroll Co., bark of deciduous tree. • Skorepa
et al. (1979) – on bark. • E.C. Uebel Herbarium – Baltimore Co., Ridge Rd., on bark of Norway Maple. •
Amandinea punctata (Hoffm.) Coppins & Scheid. [Physciaceae] • Syn.:
Buellia punctata (Hoffm.) Massal. • Skorepa
et al. (1977) – Worcester Co., on oak twigs. • Skorepa
et al. (1979) – on bark. • Lendemer & Knapp (2007) - (2. Idylwild) •
Anaptychia palmulata (Michaux) Vainio [Physciaceae] • Skorepa
et al. (1977) – Calvert Co., trunks of deciduous trees. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Baltimore Co.; Calvert Co.; Frederick Co. •
Anisomeridium polypori (Ellis & Everh.) M.E. Barr [Monoblastiaceae] • Lendemer & Knapp (2007) - (4. Sharptown) •
Anzia americana Yoshim. & Sharp [Parmeliaceae] • Lendemer & Knapp (2007) - (6. Pocomoke) •
Anzia colpodes (Ach.) Stizenb. [Parmeliaceae] • Skorepa
et al. (1979) – on bark. • Lendemer & Knapp (2007) - (6. Pocomoke) •
Arctoparmelia centrifuga? (L.) Hale [Parmeliaceae] • E.G. Worthley Herbarium - Baltimore Co., Owings Mills. •
Arthonia caesia (Flotow) Körber [Arthoniaceae] • Skorepa
et al. (1977) – Baltimore Co., trunk of oak. • Skorepa
et al. (1979) – on bark. • E.C. Uebel Herbarium – Baltimore Co., Liberty Reservoir, on bark; Ridge Road, on bark. • Lendemer & Knapp (2007) (1. Millington) •
Arthonia rubella (Fée) Nyl. [Arthoniaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.), (6. Pocomoke) •
Arthopyrenia cinereopruinosa (Schaerer) A. Massal. [Arthopyreniaceae] • Syn.:
Arthopyrenia pinicola (Hepp) Mass. • Skorepa
et al. (1977) – Montgomery Co., trunk of elm. • Skorepa
et al. (1979) – on bark. •
Arthothelium interveniens (Nyl.) Zahlbr. [Arthoniales] • Lendemer & Knapp (2007) - (6. Pocomoke) •
Aspicilia caesiocinerea (Nyl. ex Malbr.) Arnold [Hymeneliaceae] • Syn.:
Lecanora caesiocinerea Nyl. • Skorepa
et al. (1977) – Allegany Co., on shale
outcrop. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Montgomery Co., Great Falls. • E.C. Uebel Herbarium – Baltimore Co., Liberty Reservoir, on acidic rock. •
Aspicilia cinerea (L.) Körber [Hymeneliaceae] • Syn.:
Lecanora cinerea (L.) Somm. • Skorepa
et al. (1977) – Baltimore Co., on rock ledges. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium - Frederick Co., Cunningham Falls. •
Bacidia laurocerasi (Delise
ex Duby) Zahlbr. subsp.
laurocerasi [Bacidiaceae] • Syn.:
Bacidia atrogrisea (Delilse
ex Hepp) Körber • Skorepa
et al. (1979) – on bark. •
Bacidia polychroa (Th. Fr.) Körber [Bacidiaceae] • Syn.:
Bacidia fuscorubella (Hoffm.) Bausch. • Skorepa
et al. (1977) – Baltimore Co., on trunks of deciduous trees. • Skorepa
et al. (1979) – on bark. •
Bacidia schweinitzii (Fr.
ex E. Michener) A. Schneider [Bacidiaceae] • Skorepa
et al.. (1977) – Montgomery Co., on oak. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium –
Lichens of Soldiers Delight; Anne Arundel Co., Baltimore Co., Wicomico Co. • Lendemer & Knapp (2007) - (2. Idylwild), (4. Sharptown), (5. Hickory Pt.), (6. Pocomoke) •
Bacidia trachona (Ach.) Lettau [Bacidiaceae] • Skorepa
et al. (1979) – on calcareous rock. •
Bacidina egenula (Nyl.) Vězda [Bacidiaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.) •
Bacidina inundata (Fr.) Vezda [Bacidiaceae] • Skorepa
et al. (1979) – on bark. •
Baculifera curtisii (Tuck.) Marbach [Physciaceae] • Syn.:
Buellia curtisii (Tuck.) Imsh. • Skorepa
et al.. (1977) – Calvert Co., trunk of deciduous tree. • Skorepa
et al. (1979) – on bark. •
Bathelium carolinianum (Tuck.) R.C. Harris [Trypetheliaceae] • Lendemer & Knapp (2007) - (6. Pocomoke) •
Biatora vernalis (L.) Fr. [Bacidiaceae] • Syn.:
Lecidea vernalis (L.) Ach. • Skorepa
et al. (1977) – Frederick Co., on trunks of oaks. • Skorepa
et al. (1979) – on bark. •
Brigantiaea leucoxantha (Spreng.) R. Sant. & Haffel. [Brigantiaeaceae] • Biechele (2002) – lower eastern shore of Maryland. • Lendemer & Knapp (2007) - (5. Hickory Pt.), (6. Pocomoke) •
Bryoria furcellata (Fr.) Brodo &
D. Hawksw. [Parmeliaceae] • Syn.:
Alectoria nidulifera Norrl. • Skorepa
et al. (1977) – Garrett Co., on pine trunks. • Skorepa
et al. (1979) – on bark, acid rock. • E.G. Worthley Herbarium - Wicomico Co. •
Buellia badia (Fr.) Massal. [Physciaceae] • Syn.:
Buellia turgescens Tuck. • E.G. Worthley Herbarium - Baltimore Co., St. Thomas Cemetery. •
Buellia curtisii (Tuck.) Imshaug [Physciaceae] • Lendemer & Knapp (2007) (1. Millington), (3. Chesapeake) •
Buellia spuria (Schaerer) Anzi [Physciaceae] • Skorepa
et al. (1977) – Montgomery Co. (collection by Fink) • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium –
Lichens of Soldiers Delight. •
Buellia stigmaea Tuck. [Physciaceae] • Skorepa
et al. (1977) – Baltimore Co., (collected by Plitt) • Skorepa
et al. (1979) – on acidic rock. •
Buellia stillingiana J. Steiner [Physciaceae] • Skorepa
et al. (1977) – Calvert Co., on trunks of deciduous trees. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Worcester Co. • Lendemer & Knapp (2007) - (4. Sharptown) •
Buellia vernicoma Tuck. [Physciaceae] • Lendemer & Knapp (2007) - (6. Pocomoke) •
Byssoloma leucoblepharum Vainio [Pilocarpaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.), (6. Pocomoke) •
Byssoloma meadii (Tuck.) S. Ekman [Pilocarpaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.), (6. Pocomoke) •
Calicium salicinum Pers. [Caliciaceae] • Lendemer & Knapp (2007) - (6. Pocomoke) •
Caloplaca camptidia (Tuck.) Zahlbr. [Teloschistaceae] • Skorepa
et al. (1977) – Montgomery Co., oak woods. • Skorepa
et al. (1979) – on bark. •
Caloplaca cerina (Ehrh.
ex Hedwig) Th. Fr. [Teloschistaceae] • Skorepa
et al. (1977) – Garrett Co., on aspen trunks. • Skorepa
et al. (1979) – on bark. •
Caloplaca citrina (Hoffm.) Th. Fr. [Teloschistaceae] • Skorepa
et al. (1977) – Baltimore Co., on concrete bridge. • Skorepa
et al. (1979) – on cement. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium –
Lichens of Soldiers Delight; Baltimore Co., on wall of stone and cement. •
Caloplaca feracissima H. Magn. [Teloschistaceae] • Skorepa
et al. (1977) – Frederick Co., on concrete. • Skorepa
et al. (1979) – on cement. • E.G. Worthley Herbarium –
Lichens of Soldiers Delight. • E.C. Uebel Herbarium – Prince George's Co., on hill of concrete. •
Caloplaca flavorubescens (Hudson) J. R. Laundon [Teloschistaceae] • Syn.:
Caloplaca aurantiaca (Lightf.) Th. Fr. • Skorepa
et al. (1977) – Allegany Co., on cement. • Skorepa
et al. (1979) – on cement. • E.G. Worthley Herbarium - Baltimore Co., Owings Mills. •
Caloplaca flavovirescens (Wulfen) Dalla Torre & Sarnth. • Skorepa
et al. (1977) – Washington Co., on limestone. • Skorepa
et al. (1979) – on calcareous rock, cement. •
Caloplaca holocarpa (Hoffm.
ex Ach.) M. Wade [Teloschistaceae] • Skorepa
et al. (1977) – Frederick Co., on timbers. • Skorepa
et al. (1979) – on bark, calcareous rock, wood. •
Caloplaca lobulata (Flörke) de Lesd. [Teloschistaceae] • Skorepa
et al. (1977) – Cecil Co., on serpentine rock. • Skorepa
et al. (1979) – acidic rock. • E.G. Worthley Herbarium –
Lichens of Soldiers Delight; Baltimore Co., on bricks. •
Caloplaca microphyllina (Tuck.) Hasse [Teloschistaceae] • Skorepa
et al. (1979) – wood. •
Caloplaca oxfordensis Fink [Teloschistaceae] • Skorepa
et al. (1977) – Washington Co., on limestone. • Skorepa
et al. (1979) – on acidic rock. •
Caloplaca sideritis (Tuck.) Zahlbr. [Teloschistaceae] • Skorepa
et al. (1977) – Frederick Co., on cement foundation. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium –
Lichens of Soldiers Delight. •
Caloplaca subsoluta (Nyl.) Zahlbr. [Teloschistaceae] • Syn.:
Caloplaca modesta (Zahlbr.) Fink • Skorepa
et al. (1977) – Montgomery Co. (collected by Fink) • Skorepa
et al. (1979) – on acidic rock. •
Candelaria concolor (Dickson) B. Stein [Candelariaceae] • Skorepa
et al. (1977) – Allegany Co., on tree trunk. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium –
Lichens of Soldiers Delight; Frederick Co.; Carroll Co. • E.C. Uebel Herbarium – Baltimore Co.; Prince George's Co., on bark. • Lendemer & Knapp (2007) - (2. Idylwild) •
Candelariella reflexa (Nyl.) Lettau [Candelariaceae] • Lendemer & Knapp (2007) - (3. Chesapeake) •
Candelariella vitellina (Hoffm.) Müll. Arg. [Candelariaceae] • Skorepa
et al. (1977) – Baltimore Co., on rock face. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium –
Lichens of Soldiers Delight. •
Canoparmelia caroliniana (Nyl.) Elix & Hale [Parmeliaceae] • Syn.:
Parmelia caroliniana Nyl. • Skorepa
et al. (1977) – Worcester Co., on tree trunks. • Biechele (2002) – lower eastern shore of Maryland. • Lendemer & Knapp (2007) - (2. Idylwild), (4. Sharptown), (6. Pocomoke) •
Canoparmelia crozalsiana (de Lesd.
ex Harm.) Elix & Hale [Parmeliaceae] • Syn.:
Parmelia crozalsiana B. de Lesd.
ex Harm. • Skorepa
et al. (1977) – Frederick Co., on trunk of oak. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Talbot Co., on Sycamore. • Lendemer & Knapp (2007) - (2. Idylwild) •
Canoparmelia texana (Tuck.) Elix & Hale [Parmeliaceae] • Syn.:
Parmelia texana Tuck. • Skorepa
et al. (1977) – Frederick Co., on trunk of maple. • Skorepa
et al. (1979) – on bark. • Lendemer & Knapp (2007) - (2. Idylwild) •
Catapyrenium cinereum (Pers.) Körber [Verrucariaceae] • Syn.:
Dermatocarpon hepaticum (Ach.) Th. Fr. • Skorepa
et al. (1979) – on soil. • E.G. Worthley Herbarium –
Lichens of Soldiers Delight. •
Catillaria chalybeia (Borrer) A. Massal. [Catillariaceae] • Skorepa
et al. (1977) – Frederick Co., on rocks. • Skorepa
et al. (1979) – on acidic rock. •
Cetraria arenaria Kärnefelt [Parmeliaceae] • Syn.:
Cetraria islandica (L.) Ach. • Skorepa
et al. (1977) – Garrett Co., on soil. • Skorepa
et al. (1979) – on soil. • E.G. Worthley Herbarium - Garrett Co., Carey Run. •
Cetrelia cetrarioides (Duby) Culb. & C. Culb. [Parmeliaceae] • E.G. Worthley Herbarium - Baltimore Co., Owings Mills, on oak. •
Cetrelia chicitae (W. Culb.) W. Culb. & C. Culb. [Parmeliaceae] • Skorepa
et al. (1977) – Garrett Co., on conglomerate. • Skorepa
et al. (1979) – on bark, acidic rock. • E.G. Worthley Herbarium - Frederick Co., Mt. Catoctin Park. •
Cetrelia olivetorum (Nyl.) Culb. & C. Culb. [Parmeliaceae] • Skorepa
et al. (1977) – Allegany Co., on trunk of deciduous tree. • Skorepa
et al. (1979) – on bark. •
Chrismofulvea dialyta (Nyl.) Marbach [Physciaceae] • Syn.:
Buellia dialyta (Nyl.) Tuck. • Skorepa
et al. (1979) – on bark. •
Chrysothrix candelaris (L.) J. R. Laundon [Chrysotrichaceae] • Syn.:
Lepraria candelaris (L.) Fr. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Montgomery Co., on rock outcrop. • E.C. Uebel Herbarium – Baltimore Co., Hollofield, on rock cliff. • Lendemer & Knapp (2007) - (5. Hickory Pt.) •
Chrysothrix flavovirens Tønsberg s.
lat. [Chrysotrichaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.) •
Cladonia apodocarpa Robbins [Cladoniaceae] • Skorepa
et al. (1977) – Frederick Co., on soil. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Baltimore Co., Gunpowder Falls; Allegany Co. •
Cladonia arbuscula (Wallr.) Flotow [Cladoniaceae] • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Allegany Co., Green Ridge State Forest; Wicomico Co. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight. •
Cladonia atlantica A. Evans [Cladoniaceae] • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Biechele (2002) – lower eastern shore of Maryland. •
Cladonia beaumontii (Taylor) Vainio [Cladoniaceae] • Biechele (2002) – lower eastern shore of Maryland. •
Cladonia boryi Tuck. [Cladoniaceae] • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • This is probably a misidentification of
Cladonia caroliniana. •
Cladonia caespiticia (Pers.) Flörke [Cladoniaceae] • Skorepa
et al. (1977) – Worcester Co., on sandy soil. • Biechele (2002) – lower eastern shore of Maryland. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight; Carroll Co., Liberty Reservoir. •
Cladonia cariosa (Ach.) Sprengel [Cladoniaceae] • E.G. Worthley Herbarium -
Lichens of Soldiers Delight. •
Cladonia caroliniana Tuck. [Cladoniaceae] • E.C. Uebel Herbarium –
Lichens of Soldiers Delight. •
Cladonia cervicornis subsp.
verticillata (Hoffm.) Ahti [Cladoniaceae] • Syn.:
Cladonia verticillata (Hoffm.) Schaer. • Skorepa
et al. (1977) – Queen Anne's Co., on soil. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Worcester Co.; Queen Anne's Co.; Baltimore Co. •
Cladonia chlorophaea (Flörke
ex Sommerf.) Sprengel [Cladoniaceae] • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Prince George's Co.; Anne Arundel Co.; Washington Co. •
Cladonia coniocraea (Flörke) Sprengel [Cladoniaceae] • Skorepa
et al. (1977) – Garrett Co., on base of pine. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Baltimore Co.; Calvert Co. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight; Baltimore Co., Liberty Reservoir. •
Cladonia cristatella Tuck. [Cladoniaceae] • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Prince George's Co.; Garrett Co., Swallow Falls. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight; Prince George's Co., Greenbelt. •
Cladonia didyma (Fée) Vainio var.
didyma [Cladoniaceae] • Lendemer & Knapp (2007) - (2. Idylwild) •
Cladonia fimbriata (L.) Fr. [Cladoniaceae] • Skorepa
et al. (1977) – Garrett Co., on
sandstone boulder. • E.G. Worthley Herbarium - Garrett Co.; Allegany Co., Green Ridge State Forest. •
Cladonia floerkeana (Fr.) Flörke [Cladoniaceae] • Skorepa
et al. (1977) – Harford Co., on rotting wood. •
Cladonia furcata (Hudson) Schrader [Cladoniaceae] • Skorepa
et al. (1977) – Harford Co., on moss. •
Cladonia gracilis (L.) Willd. subsp.
gracilis [Cladoniaceae] • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight. •
Cladonia grayi Merr.
ex Sandst. [Cladoniaceae] • Biechele (2002) – lower eastern shore of Maryland. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight. • Lendemer & Knapp (2007) - (2. Idylwild), (3. Chesapeake) •
Cladonia incrassata Flörke [Cladoniaceae] • Skorepa
et al. (1977) – Wicomico Co., on sandy soil. • Lendemer & Knapp (2007) - (2. Idylwild), (6. Pocomoke) •
Cladonia macilenta Hoffm. [Cladoniaceae] • Skorepa
et al. (1977) – Harford Co., on rotting wood. • E.C. Uebel Herbarium – Carroll Co., Liberty Reservoir; Prince Georges Co., College Park. • Lendemer & Knapp (2007) - (2. Idylwild) •
Cladonia macilenta var.
bacillaris (Genth) Schaerer [Cladoniaceae] • Syn.:
Cladonia bacillaris (Ach.) Nyl. • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Prince George's Co. • E.C. Uebel Herbarium – Carroll Co., Liberty Reservoir. • Lendemer & Knapp (2007) - (3. Chesapeake) •
Cladonia mateocyatha Robbins [Cladoniaceae] • Skorepa
et al. (1977) – Baltimore Co., on exposed rocks. •
Cladonia ochrochlora Flörke [Cladoniaceae] • Lendemer & Knapp (2007) - (1. Millington) •
Cladonia parasitica (Hoffm.) Hoffm. [Cladoniaceae] • Skorepa
et al. (1977) – Worcester Co., on pine stump. • Biechele (2002) – lower eastern shore of Maryland. • Lendemer & Knapp (2007) - (2. Idylwild) •
Cladonia peziziformis (With.) J.R. Laundon [Cladoniaceae] • Syn.:
Cladonia capitata (Michx.) Spreng. • Skorepa
et al. (1977) – Kent Co., on embankment. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight; Prince George's Co., Greenbelt. •
Cladonia piedmontensis G. Merr. [Cladoniaceae] • Skorepa
et al. (1977) – Wicomico Co., on soil. • E.G. Worthley Herbarium - Baltimore Co.; Wicomico Co. •
Cladonia pleurota (Flörke) Schaerer [Cladoniaceae] • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Biechele (2002) – lower eastern shore of Maryland. •
Cladonia polycarpia G. Merr. [Cladoniaceae] • Lendemer & Knapp (2007) - (3. Chesapeake) •
Cladonia polycarpoides Nyl. [Cladoniaceae] • Biechele (2002) – lower eastern shore of Maryland. • Lendemer & Knapp (2007) - (2. Idylwild) •
Cladonia pyxidata (L.) Hoffm. [Cladoniaceae] • Skorepa
et al. (1977) – Allegany Co., on bank of stream. • E.G. Worthley Herbarium - Allegany Co., Green Ridge State Forest; Anne Arundel Co.; Carroll Co.; Washington Co. •
Cladonia ramulosa (With.) J.R. Laundon [Cladoniaceae] • E.G. Worthley Herbarium - Worcester Co., Milburn Landing. • Lendemer & Knapp (2007) - (2. Idylwild) •
Cladonia rangiferina (L.) F.H. Wigg. [Cladoniaceae] • Skorepa
et al. (1977) – Allegany Co., on soil. • E.G. Worthley Herbarium - Calvert Co.; Wicomico Co. •
Cladonia rappii A. Evans [Cladoniaceae] • Syn.:
Cladonia calycantha Del.
ex Nyl. • Skorepa
et al. (1977) – Charles Co., on soil. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Wicomico Co. •
Cladonia ravenelii Tuck. [Cladoniaceae] • Biechele (2002) – lower eastern shore of Maryland. •
Cladonia rei Schaerer [Cladoniaceae] • Syn.:
Cladonia nemoxyna (Ach.) Nyl. • Skorepa
et al. (1977) – Garrett Co., on rocky soil. • E.G. Worthley Herbarium - Garrett Co. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight. •
Cladonia santensis Tuck. [Cladoniaceae] • Skorepa
et al. (1977) – Dorchester Co., on soil. • Biechele (2002) – lower eastern shore of Maryland. •
Cladonia squamosa Hoffm. [Cladoniaceae] • Skorepa
et al. (1977) – Frederick Co., on basalt outcrop. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Washington Co. • Lendemer & Knapp (2007) - (6. Pocomoke) •
Cladonia stellaris (Opiz) Pouzar & Vezda [Cladoniaceae] • Syn.:
Cladonia alpestris (L.) Rabenh. • Skorepa
et al. (1977) – Garrett Co., on soil. •
Cladonia strepsilis (Ach.) Grognot [Cladoniaceae] • Skorepa
et al. (1977) – Prince George's Co., on shoulder of road. • E.G. Worthley Herbarium - Prince George's Co. •
Cladonia subcariosa Nyl. [Cladoniaceae] • Syns.:
Cladonia clavulifera Vain.,
C. sobolescens Nyl.
ex Vain. • Skorepa
et al. (1977) – Worcester Co., on sandy soil. • Skorepa
et al. (1977) – Kent Co., on soil. • E.G. Worthley Herbarium - St. Mary's Co.; Wicomico Co. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight; Prince George's Co., Greenbelt. • Lendemer & Knapp (2007) - (2. Idylwild) •
Cladonia subtenuis (Abbayes) Mattick [Cladoniaceae] • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Allegany Co.; Calvert County; St. Mary's Co. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight; Prince George's Co. • Lendemer & Knapp (2007) - (2. Idylwild), (3. Chesapeake), (4. Sharptown) •
Cladonia turgida Hoffm. [Cladoniaceae] • Skorepa
et al. (1977) – Wicomico Co., on soil. •
Cladonia uncialis (L.) F.H. Wigg. [Cladoniaceae] • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Biechele (2002) – lower eastern shore of Maryland. •
Coccocarpia palmicola (Sprengel) Arv. & D.J. Galloway [Coccocarpiaceae] • Syn.:
Coccocarpia cronia (Tuck.) Vain. • Skorepa
et al. (1977) – Montgomery Co., on rock outcrop. • Skorepa
et al. (1979) – on bark, acidic rock. •
Coenogonium luteum (Dicks.) Kalb & Lücking [Gyalectaceae] • Lendemer & Knapp (2007) - (6. Pocomoke) •
Coenogonium pineti (Ach.) Kalb & Lücking [Gyalectaceae] • Syn.:
Dimerella diluta (Pers.) Trevisan • Skorepa
et al. (1979) – on wood, other. • Lendemer & Knapp (2007) - (5. Hickory Pt.) •
Collema coccophorum Tuck. [Collemataceae] • Skorepa
et al. (1979) – on acidic rock. •
Collema conglomeratum Hoffm. [Collemataceae] • Skorepa
et al. (1979) – on bark. •
Collema furfuraceum (Arnold) Du Rietz [Collemataceae] • Skorepa
et al. (1977) – Allegany Co., on trunks of deciduous trees. • Skorepa
et al. (1979) – bark, acidic rock. • E.G. Worthley Herbarium - Allegany Co., Terrapin Run, near base of tree trunk. •
Collema fuscovirens (With.) J.R. Laundon [Collemataceae] • Syn.:
Collema tuniforme (Ach.) Ach. • Skorepa
et al. (1979) – on calcareous rock. •
Collema leptaleum Tuck. [Collemataceae] • Skorepa
et al. (1979) – on bark. •
Collema subflaccidum Degel. [Collemataceae] • Skorepa
et al. (1979) – acidic rock. • E.G. Worthley Herbarium - Baltimore Co., Gunpowder River, on bark of Tulip Tree. •
Collema undulatum Laurer
ex Flotow [Collemataceae] • Skorepa
et al. (1979) – on acidic rock. •
Cyphelium tigillare (Ach.) Ach. [Caliciaceae] • Skorepa
et al. (1979) – on wood. •
Dactylospora inquilina Hafellner [Dactylosporaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.) (on
Pertusaria paratuberculifera) •
Dermatocarpon luridum (With.) J.R. Laundon [Verrucariaceae] • Syn.:
Dermatocarpon fluviatile (G. Web.) Th. Fr. • Skorepa
et al. (1977) – Baltimore Co., on rocks. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium - Carroll Co., in stream bed; Frederick Co., on boulder in stream. • E.C. Uebel Herbarium – Baltimore Co., Hollofield, on moist rock. •
Dermatocarpon miniatum (L.) W. Mann [Verrucariaceae] • Skorepa
et al. (1977) – Baltimore Co., on rock ledge. • Skorepa
et al. (1979) – on acidic rock, calcareous rock. • E.G. Worthley Herbarium - Montgomery Co., Great Falls •
Dibaeis baeomyces (L. f.) Rambold & Hertel [Icmadophilaceae] • Syn.:
Baeomyces roseus Pers. • Skorepa
et al. (1977) – Harford Co., on rock ledge. • Skorepa
et al. (1979) – on soil. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Howard Co. •
Dimelaena oreina (Ach.) Norman [Physciaceae] • Skorepa
et al. (1977) – Allegany Co., on sandstone outcrop. • Skorepa
et al. (1979) – on acidic rock. •
Diploschistes scruposus (Schreber) Norman [Thelotremataceae] • Skorepa
et al. (1979) – on acidic rock. •
Dirinaria frostii (Tuck.) Hale & Culb. [Physciaceae] • Skorepa
et al. (1977) – Allegany Co., on shale outcrops. • Skorepa
et al. (1979) – on acidic rock. •
Endocarpon petrolepideum (Nyl.) Nyl. [Verrucariaceae] • E.C. Uebel Herbarium – Prince George's Co., Greenbelt, on hill of concrete (identified by Dr. Othmar Breuss, Vienna, Austria, Mar 2005). •
Endocarpon pusillum Hedwig [Verrucariaceae] • Skorepa
et al. (1977) – Washington Co., on chert. • Skorepa
et al. (1979) – on calcareous rock, cement. •
Ephebe lanata (L.) Vainio [Lichinaceae] • Skorepa
et al. (1979) – on acidic rock. •
Fissurina insidiosa Hook. & C. Knight [Graphidaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.), (6. Pocomoke) •
Flavoparmelia baltimorensis (Gyelnik & Fóriss) Hale [Parmeliaceae] • Syn.:
Parmelia baltimorensis Gyelnik & Fóriss • Skorepa
et al. (1977) – Baltimore Co., on rock outcrops. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium - Harford Co., Rocks State Park, on acidic rock. • E.C. Uebel Herbarium – Baltimore Co., Liberty Reservoir, on boulders. •
Flavoparmelia caperata (L.) Hale [Parmeliaceae] • Syn.:
Parmelia caperata (L.) Ach. • Skorepa
et al. (1977) –
Lichens of Soldiers Delight, on rocks. • Skorepa
et al. (1979) – on bark, acidic rock. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Calvert Co.; Frederick Co.; Worcester Co., on bark. • E.C. Uebel Herbarium – Prince George's Co., on fallen tree limbs. • Lendemer & Knapp (2007) - (4. Sharptown) •
Flavopunctelia flaventior (Stirton) Hale [Parmeliaceae] • Syn.:
Parmelia flaventior Stirt. • Skorepa
et al. (1977) – Garrett Co., on oak. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Allegany Co.; Garrett Co., Casselman Bridge State Park. •
Flavopunctelia soredica (Nyl.) Hale [Parmeliaceae] • Syn.:
Parmelia ulophyllodes (Vaino) Savicz • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Baltimore Co., Gunpowder State Park. • E.C. Uebel Herbarium – Baltimore Co., Ridge Rd., on bark of Norway Maple. •
Fuscopannaria leucophaea (Vahl) P.M. Jørg. [Pannariaceae] • Syn.:
Parmeliella microphylla (Sw.) Müll. Arg. • Skorepa
et al. (1979) – on acidic rock. •
Fuscopannaria leucosticta (Tuck.) P.M. Jørg. [Pannariaceae] • Syn.:
Pannaria leucosticta (Tuck.) Tuck.
ex Nyl. • Skorepa
et al. (1979) – on bark. •
Gassicurtia vernicoma (Tuck.) Marbach [Physciaceae] • Syn.:
Buellia vernicoma (Tuck.) Tuck. • Skorepa
et al. (1977) – (collected by Plitt) • Skorepa
et al. (1979) – on bark. •
Graphis scripta (L.) Ach. [Graphidaceae] • Skorepa
et al. (1977) – Montgomery Co., on oak. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Baltimore Co., Pretty Boy Reservoir; Wicomico Co. • E.C. Uebel Herbarium – Carroll Co., Liberty Reservoir, on tree bark. •
Hafellia disciformis (Fr.) Marbach & H. Mayrhofer [Physciaceae] • Syn.:
Buellia disciformis (Fr.) Mudd • Skorepa
et al. (1977) – Anne Arundel Co. • Skorepa
et al. (1979) – on bark. •
Hertelidea botryosa (Fr.) Printzen & Kantvilas [Stereocaulaceae] • Syn.: Lecidea botryosa (Fr.) Th. Fr. • Skorepa
et al. (1979) – on wood. •
Heterodermia albicans (Pers.) Swinscow & Krog [Physciaceae] • Syn.:
Heterodermia domingensis (Ach.) Trev. • Skorepa
et al. (1977) – Wicomico Co., on tree trunks. • Skorepa
et al. (1979) – on bark. •
Heterodermia appalachensis (Kurok.) Culb. [Physciaceae] • Skorepa
et al. (1977) – Baltimore Co., on trunk of oak. •
Heterodermia granulifera (Ach.) Culb. [Physciaceae] • Skorepa
et al. (1977) – Montgomery Co., on trunk of Walnut tree. • Skorepa
et al. (1979) – on bark. •
Heterodermia hypoleuca (Muhl.) Trevisan [Physciaceae] • Skorepa
et al. (1977) – Frederick Co, on oak. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. •
Heterodermia obscurata (Nyl.) Trevisan [Physciaceae] • Skorepa
et al. (1977) – Charles Co., on trunks of deciduous trees. • Skorepa
et al. (1979) – on bark, acidic rock. • E.G. Worthley Herbarium - Baltimore Co., Gunpowder Falls, on tree trunk. • Lendemer & Knapp (2007) - (2. Idylwild), (4. Sharptown) •
Heterodermia speciosa (Wulfen) Trevisan [Physciaceae] • Syn.:
Heterodermia tremulans (Müll. Arg.) W. Culb. • Skorepa
et al. (1977) – Washington Co., on trunks of deciduous trees. • Skorepa
et al. (1979) – on bark, acidic rock. • E.G. Worthley Herbarium - Baltimore Co., Pretty Boy Dam. • Lendemer & Knapp (2007) - (2. Idylwild), (6. Pocomoke) •
Hymenelia epulotica (Ach.) Lutzoni [Hymeneliaceae] • Syn.:
Ionaspis epulotica (Ach.) Blomb. & Forssell • Skorepa
et al. (1979) – on acidic rock. •
Hyperphyscia adglutinata (Flörke) H. Mayrh. [Physciaceae] • Syn.:
Physciopsis adglutinata (Flörke) M. Choisy • Skorepa
et al. (1979) – on bark. •
Hyperphyscia syncolla (Tuck.
ex Nyl.) Kalb [Physciaceae] • Syns.:
Physcia syncolla Tuck.
ex Nyl.,
Physciopsis syncolla (Tuck.
ex Nyl.) Poelt • Skorepa
et al. (1977) – Wicomico Co., on oak trees. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. •
Hypocenomyce scalaris (Ach.) M. Choisy [Lecideaceae] • Syn.:
Lecidea scalaris (Ach.
ex Lilj.) Ach. • Skorepa
et al. (1979) – on bark, wood. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight, on trunk of pine. •
Hypogymnia krogiae Ohlsson [Parmeliaceae] • Skorepa
et al. (1977) – Garrett Co., on conifer bark. • Skorepa
et al. (1979) – on bark. •
Hypogymnia physodes (L.) Nyl. [Parmeliaceae] • Skorepa
et al. (1977) – Garrett Co., on tree trunks. • Skorepa
et al. (1979) – on bark, acidic rock. • E.C. Uebel Herbarium – Baltimore Co., on bark of Norway Maple. •
Hypotrachyna livida (Taylor) Hale [Parmeliaceae] • Syn.:
Parmelia livida Taylor • Skorepa
et al. (1977) – Sommerset Co., on branches of deciduous trees. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Wicomico Co.; Worcester Co., Milburn Landing, on branches. • Lendemer & Knapp (2007) - (2. Idylwild), (4. Sharptown), (6. Pocomoke) •
Hypotrachyna osseoalba (Vainio) Park & Hale [Parmeliaceae] • Syn.:
Parmelia formosana Zahlbr. • Skorepa
et al. (1977) – Dorchester Co., on oak trunk. • Skorepa
et al. (1979) – on bark. • Lendemer & Knapp (2007) - (4. Sharptown) •
Imshaugia aleurites (Ach.) S.F. Meyer [Parmeliaceae] • Syn.:
Parmeliopsis aleurites (Ach.) Nyl. • Skorepa
et al. (1977) – Garrett Co., on oak trunk. • Skorepa
et al. (1979) – on bark, acidic rock, wood. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight, on Virginia pines. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight, on trunks of pines. •
Imshaugia placorodia (Ach.) S.F. Meyer [Parmeliaceae] • Syn.:
Parmeliopsis placorodia (Ach.) Nyl. • Skorepa
et al. (1977) – Harford Co., on pine trees. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight, on pine branches. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight, on branches of Virginia pines. •
Julella fallaciosa (Arnold) R.C. Harris (Not lichenized.) [Thelenellaceae] • E.C. Uebel Herbarium – Baltimore Co., Liberty Reservoir, on bark of Tulip Tree. •
Lasallia papulosa (Ach.) Llano [Umbilicariaceae] • Syn.:
Umbilicaria papulosa (Ach.) Nyl. • Skorepa
et al. (1977) – Baltimore Co., on rocks on hillside. • Skorepa
et al. (1979) – on bark, acidic rock. • E.G. Worthley Herbarium - Frederick Co., Cunningham Falls; Montgomery Co., Great Falls. •
Lasallia pensylvanica (Hoffm.) Llano [Umbilicariaceae] • Syn.:
Umbilicaria pensylvanica Hoffm. • Skorepa
et al. (1977) – Harford Co., on rock outcrops. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium - Washington Co., Wash. Monument State Park, on rocks. •
Lasallia pustulata (L.) Mérat [Umbilicariaceae] • E.G. Worthley Herbarium - Frederick Co., South Mt.; Montgomery Co., Sugarloaf Mt., on boulders. •
Lecanora albella (Pers.) Ach. var.
albella [Lecanoraceae] • E.G. Worthley Herbarium - Worcester Co., on bark of
Pinus taeda. •
Lecanora cadubriae (A. Massal.) Hedl. [Lecanoraceae] • Skorepa
et al. (1979) – on bark. •
Lecanora caesiorubella Ach. subsp.
caesiorubella [Lecanoraceae] • Skorepa
et al. (1977) – Harford Co., on trunk of oak. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Wicomico Co. •
Lecanora campestris (Schaerer) Hue [Lecanoraceae] • Skorepa
et al. (1977) – Allegany Co., on shale outcrop. • Skorepa
et al. (1979) – on acidic rock. •
Lecanora chlarotera Nyl. [Lecanoraceae] • Skorepa
et al. (1977) – Calvert Co., on trunks of deciduous trees. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. •
Lecanora cinereofusca H. Magn. [Lecanoraceae] • Lendemer & Knapp (2007) - (2. Idylwild), (5. Hickory Pt.), (6. Pocomoke) •
Lecanora dispersa (Pers.) Sommerf. [Lecanoraceae] • Skorepa
et al. (1977) – Washington Co., on stone wall. • Skorepa
et al. (1979) – on calcareous rock, cement, other. • E.G. Worthley Herbarium - Baltimore Co.; Washington Co., on rock outcrops. •
Lecanora expallens Ach. [Lecanoraceae] • Syn.:
Lecanora conizea (Ach.) Nyl. • Skorepa
et al. (1977) – St. Mary's Co., on trunks of Black Locust. • Skorepa
et al. (1979) – on bark, wood. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; St. Mary' Co., on trunk of Black Locust. •
Lecanora hagenii (Ach.) Ach. [Lecanoraceae] • Skorepa
et al. (1977) – Frederick Co., on old timbers. • Skorepa
et al. (1979) – on wood. •
Lecanora hybocarpa (Tuck.) Brodo [Lecanoraceae] • Biechele (2002) – lower eastern shore of Maryland. • Lendemer & Knapp (2007) - (1. Millington), (4. Sharptown), (5. Hickory Pt.), (6. Pocomoke) •
Lecanora imshaugii Brodo [Lecanoraceae] • Biechele (2002) – lower eastern shore of Maryland. •
Lecanora minutella Nyl. [Lecanoraceae] • Lendemer & Knapp (2007) - (2. Idylwild) •
Lecanora muralis (Schreber) Rabenh. [Lecanoraceae] • Skorepa
et al. (1977) – Montgomery Co., on rock ledges. •
Lecanora muralis var.
versicolor (Pers.) Tuck. [Lecanoraceae] • Syn.:
Lecanora versicolor (Pers.) Ach. • Skorepa
et al. (1977) – Washington Co., on stone wall. • Skorepa
et al. (1979) – on acidic rock. • Skorepa
et al. (1979) – on acidic rock, calcareous rock. • E.G. Worthley Herbarium - Washington Co., C & 0 canal, on shale. •
Lecanora polytropa (Hoffm.) Rabenh. [Lecanoraceae] • Skorepa
et al. (1979) – on acidic rock. •
Lecanora pulicaris (Pers.) Ach. [Lecanoraceae] • Syn.:
Lecanora coilocarpa (Ach.) Nyl. • Skorepa
et al. (1977) – Calvert Co., on deciduous trees. • Skorepa
et al. (1979) – on bark. • E.C. Uebel Herbarium – Baltimore Co., on bark of Norway Maple. •
Lecanora strobilina (Spreng.) Kieffer [Lecanoraceae] • Biechele (2002) – lower eastern shore of Maryland. • E.C. Uebel Herbarium – Baltimore Co., on bark of Norway Maple; Prince George's Co., on bark of pines. • Lendemer & Knapp (2007) - (2. Idylwild) •
Lecanora subpallens Zahlbr. - [Lecanoraceae] • Lendemer & Knapp (2007) - (1. Millington), (2. Idylwild), (4. Sharptown) •
Lecanora thysanophora R.C. Harris [Lecanoraceae] • Thomas E. Wilson, III (4 Dec 2006) – IMG_9960.JPG, photographed on tree trunk in woodland on eastern side of Baltimore County, MD. • Lendemer & Knapp (2007) - (1. Millington), (5. Hickory Pt.) •
Lecanora xylophila Hue [Lecanoraceae] • Syn.:
Lecanora laevis Poelt (N.A. records are
L. xylophila) • Skorepa
et al. (1977) – Baltimore Co., on wave-washed timbers. • Skorepa
et al. (1979) – on wood. •
Lecidea cyrtidia Tuck. [Lecideaceae] • Skorepa
et al. (1977) – Washington Co., on rocks. • Skorepa
et al. (1979) – on acidic rock. •
Lecidea plebeja Nyl. [Lecideaceae] • Syn.:
Lecidea myriocarpoides Nyl. • Skorepa
et al. (1979) – on wood. • Lendemer & Knapp (2007) - (2. Idylwild) •
Lecidella stigmatea (Ach.) Hertel & Leuckert [Lecanoraceae] • Syn.:
Lecidea stigmatea Ach. • Skorepa
et al. (1979) – on acidic rock. •
Lepraria caesiella R.C. Harris [Family Not Determined] • Lendemer & Knapp (2007) - (2. Idylwild), (4. Sharptown) •
Lepraria aff.
incana (L.) Ach. [Family Not Determined] • Lendemer & Knapp (2007) - (1. Millington), (2. Idylwild) •
Lepraria lobificans Nyl. [Family Not Determined] • Syn.:
Lepraria finkii (B. de Lesd.) R.C. Harris • E.G. Worthley Herbarium - Baltimore Co., Gunpowder River Area, on
Quercus alba. • E.C. Uebel Herbarium – Carroll Co., Liberty Reservoir, rock near water. • Lendemer & Knapp (2007) - (2. Idylwild), (3. Chesapeake) •
Lepraria membranacea (Dickson) Vainio [Family Not Determined] • Syn.:
Leproloma membranaceum (Dickson) Vainio • E.G. Worthley Herbarium - Frederick Co., Cunningham Falls. •
Lepraria neglecta (Nyl.) Erichsen [Family Not Determined] • Syn.:
Lepraria zonata Brodo =
L.caesioalba or
L. neglecta. • Skorepa
et al. (1977) – Baltimore Co., on acid rocks. • Skorepa
et al. (1979) – on bark, acidic rock. • E.G. Worthley Herbarium - Frederick Co., Cunningham Falls; Montgomery Co., Great Falls. •
Leptogium azureum (Sw.) Mont. [Collemataceae] • Skorepa
et al. (1977) – Montgomery Co., Plummers Is. (collected by Fink). • Skorepa
et al. (1979) – on acidic rock. •
Leptogium cyanescens (Rabenh.) Körber [Collemataceae] • Skorepa
et al. (1977) – Worcester Co., on trunks of deciduous trees. • Skorepa
et al. (1979) – on bark, acidic rock. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Baltimore Co., Gunpowder River, on vertical rocks; Frederick Co., Cunningham Falls. • Lendemer & Knapp (2007) - (5. Hickory Pt.), (6. Pocomoke) •
Leptogium lichenoides (L.) Zahlbr. [Collemataceae] • Skorepa
et al. (1977) – Allegany Co., on bark of deciduous trees. • Skorepa
et al. (1979) – on bark, acidic rock. •
Leptogium phyllocarpum (Pers.) Mont. [Collemataceae] • Biechele (2002) – lower eastern shore of Maryland. •
Leptogium subtile (Schrader) Torss. [Collemataceae] • Syn.:
Leptogium minutissimum (Flörke) Fr. • Skorepa
et al. (1977) – Montgomery Co., on rock ledge. • Skorepa
et al. (1979) – on acidic rock. •
Lichenoconium erodens M.S. Christ. & D. Hawksw. [Anamorphic
Ascomycetes] • Lendemer & Knapp (2007) - (5. Hickory Pt.) (on
Lecanora cinereofusca) •
Lichenodiplis lecanorae (Vouaux) Dyko & D. Hawksw. [Anamorphic
Ascomycetes] • E.C. Uebel Herbarium – Baltimore Co., Liberty Reservoir, a specimen of
Pertusaria xanthodes U-243, was collected growing on a small dead oak branch. This
crustose lichen contained a
lichenicolous fungus and a sample of this fungus was sent to the Farlow Herbarium where it was forwarded to Dr. David Hawksworth, who identified it as
Lichenodiplis lecanorae. •
Lobaria pulmonaria (L.) Hoffm. [Lobariaceae] • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Frederick Co., Cunningham Falls. •
Lobaria quercizans Michaux [Lobariaceae] • Skorepa
et al. (1977) – Garrett Co., on trunk of deciduous tree. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Frederick Co., Cunningham Falls. • Lendemer & Knapp (2007) - (5. Hickory Pt.) •
Loxospora pustulata (Brodo & Culb.) R.C. Harris [Loxosporaceae] • Lendemer & Knapp (2007) - (2. Idylwild), (4. Sharptown) •
Melanelia culbersonii (Hale) Thell [Parmeliaceae] • Syn.:
Cetraria culbersonii Hale • Skorepa
et al. (1977) – Allegany Co., on exposed rock. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium - Allegany Co., Dans Rock Overlook. •
Melanelixia subaurifera (Nyl.) O. Blanco
et al. [Parmeliaceae] • Syns.:
Parmelia subaurifera Nyl.,
Melanelia subaurifera (Nyl.) Essl. • Skorepa
et al. (1977) – Allegany Co., on deciduous trees. • Skorepa
et al. (1979) – on bark. • E.C. Uebel Herbarium – Baltimore Co., on bark of Norway Maple. •
Melanohalea exasperata (De Not.) O. Blanco
et al.. [Parmeliaceae] • Syns.:
Parmelia exasperata De Not.,
Melanelia exasperata (De Not.) Essl. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Baltimore Co., Owings Mills. •
Metamelanea melambola (Tuck.) Henssen [Lichinaceae] • Syn.
Pyrenopsis melambola (Tuck.) Tuck. • Skorepa
et al. (1979) – on calcareous rock. •
Micarea erratica (Körber) Hertel, Rambold & Pietschmann [Micareaceae] • Syn.:
Lecidea erratica Körber • Skorepa
et al. (1977) – Baltimore Co., on pebbles. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium - Garrett Co., Carey Run, in open field. • Lendemer & Knapp (2007) - (2. Idylwild) •
Minutoexcipula mariana V. Atienza* (on
Pertusaria) [Family Not Determined] • Lendemer & Knapp (2007) - (4. Sharptown) •
Mycobilimbia berengeriana (A. Massal.) Hafellner & V. Wirth [Porpidiaceae] • Syn.:
Lecidea berengeriana (Massal.) Nyl. • Skorepa
et al. (1977) – Frederick Co., on oak trunks. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Montgomery Co., Great Falls, on old wood. •
Myelochroa aurulenta (Tuck.) Elix & Hale [Parmeliaceae] • Syns:
Parmelia aurulenta Tuck. • Skorepa
et al. (1977) – Baltimore Co., on rocks. • Skorepa
et al. (1979) – on bark, acidic rock. • E.G. Worthley Herbarium - Baltimore Co., along Gunpowder River, on rock outcrops. • E.C. Uebel Herbarium – Baltimore County, Liberty Reservoir; Prince George's Co., on bark. • Lendemer & Knapp (2007) - (5. Hickory Pt.), (6. Pocomoke) •
Myelochroa galbina (Ach.) Elix & Hale [Parmeliaceae] • Syn.:
Parmelia galbina Ach. • Skorepa
et al. (1977) – Allegany Co., on trunks of deciduous trees. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Allegany Co., along Terrapin Run, on trunks of deciduous trees. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight. •
Myelochroa metarevoluta (Asah.) Elix & Hale [Parmeliaceae] • Syn.:
Parmelia metarevoluta (Asahina) Hale • Skorepa
et al. (1977) – Montgomery Co., on oak trunk. • Skorepa
et al. (1979) – on bark. •
Myelochroa obsessa (Ach.) Elix & Hale [Parmeliaceae] • Syn.:
Parmelia obsessa Ach. • Skorepa
et al. (1977) – Baltimore Co., on acid rocks. • Skorepa
et al. (1979) – on bark, acidic rock. • E.G. Worthley Herbarium - Baltimore Co., near Little Gunpowder River, on rock ledges. •
Nadvornikia sorediata R.C. Harris [Thelotremataceae] • Lendemer & Knapp (2007) - (1. Millington), (5. Hickory Pt.), (6. Pocomoke) •
Nephroma helveticum Ach. subsp.
helveticum [Nephromataceae] • Skorepa
et al. (1977) – Montgomery Co., Plummers Is. (collected by Fink). • Skorepa
et al. (1979) – on acidic rock. •
Normandina pulchella (Borrer) Nyl. [Verrucariaceae] • Skorepa
et al. (1979) – on bark. •
Ochrolechia androgyna (Hoffm.) Arnold [Pertusariaceae] • Skorepa
et al. (1977) – Anne Arundel Co. • Skorepa
et al. (1979) – on acidic rock. •
Ochrolechia cinera Chev. [Pertusariaceae] • Biechele (2002) – lower eastern shore of Maryland. •
Ochrolechia pseudopallescens Brodo [Pertusariaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.) •
Ochrolechia trochophora var.
trochophora (Vainio) Oshio [Pertusariaceae] • Syn.:
Ochrolechia rosella (Müll. Arg.) Vers. • Biechele (2002) – lower eastern shore of Maryland. •
Ochrolechia yasudae Vainio [Pertusariaceae] • Skorepa
et al. (1977) – Frederick Co. (collected by Plitt). • Skorepa
et al. (1979) – on acidic rock. •
Opegrapha varia Pers. [Roccellaceae] • Lendemer & Knapp (2007) - (6. Pocomoke) •
Opegrapha viridis Pers. [Roccellaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.) •
Opegrapha vulgata Ach. [Roccellaceae] • Lendemer & Knapp (2007) - (2. Idylwild), (3. Chesapeake), (4. Sharptown) •
Pannaria conoplea (Ach.) Bory [Pannariaceae] • Syn.:
Pannaria pityrea auct. • Skorepa
et al. (1979) – on bark. •
Pannaria lurida (Mont.) Nyl. [Pannariaceae] • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. •
Parmelia saxatilis (L.) Ach. [Parmeliaceae] • Skorepa
et al. (1977) – Frederick Co., in mature oak woods. • Skorepa
et al. (1979) – on bark, acidic rock. • E.G. Worthley Herbarium - Baltimore Co., along Gunpowder River, on bark of
Quercus velutina. •
Parmelia squarrosa Hale [Parmeliaceae] • Skorepa
et al. (1977) – Garrett Co., on
Acer. • Skorepa
et al. (1979) – on bark. • Lendemer & Knapp (2007) - (6. Pocomoke) •
Parmelia sulcata Taylor [Parmeliaceae] • Skorepa
et al. (1977) – Washington Co., on deciduous trees. • Skorepa
et al. (1979) – on bark, acidic rock. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Carroll Co., on bark of
Fraxinus americana. • E.C. Uebel Herbarium – Baltimore Co., on bark of Norway Maple. •
Parmelinopsis horrescens (Taylor) Elix & Hale [Parmeliaceae] • Syn.:
Parmelia horrescens Taylor • Skorepa
et al. (1977) – Calvert Co., on trunks of pines. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Worcester Co., Milburn Landing, on bark of
Pinus taeda. • Lendemer & Knapp (2007) - (2. Idylwild), (4. Sharptown), (6. Pocomoke) •
Parmelinopsis minarum (Vainio) Elix & Hale [Parmeliaceae] • Syn.:
Parmelia dissecta Nyl. • Skorepa
et al. (1977) – Frederick Co., on oak trunk. • Skorepa
et al. (1979) – on bark, acidic rock. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight. • Lendemer & Knapp (2007) - (2. Idylwild), (5. Hickory Pt.) •
Parmeliopsis ambigua (Wulfen) Nyl. [Parmeliaceae] • Skorepa
et al. (1977) – Garrett Co., on trunk of deciduous tree. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Worcester Co., Milburn Landing, on bark of
Pinus taeda. •
Parmeliopsis hyperopta (Ach.) Arnold [Parmeliaceae] • Syn.:
Parmeliopsis diffusa (Weber) Riddle • E.G. Worthley Herbarium - Baltimore Co., Owings Mills. •
Parmeliopsis subambigua Gyelnik [Parmeliaceae] • Syn.:
Parmeliopsis halei (Tuck.) Hale • Skorepa
et al. (1977) – Worcester Co., on pine trunks. • Skorepa
et al. (1979) – on bark. • Lendemer & Knapp (2007) - (4. Sharptown), (6. Pocomoke) •
Parmotrema cetratum (Ach.) Hale [Parmeliaceae] • Syns.:
Parmelia cetrata Ach,
Rimelia cetrata (Ach.) Hale & Fletcher • Skorepa
et al. (1977) – Worcester Co., on trunk of Sweet gum. • Skorepa
et al. (1979) – on bark. •
Parmotrema chinense (Osbeck) Hale & Ahti [Parmeliaceae] • Syn.:
Parmotrema perlatum (Huds.) Choisy • E.C. Uebel Herbarium – Baltimore Co., on bark of Norway Maple, on oak limb. •
Parmotrema crinitum (Ach.) M. Choisy [Parmeliaceae] • Syn.:
Parmelia crinita Ach. • Skorepa
et al. (1977) – Worcester Co., on trunk of pine. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Baltimore Co., Owings Mills, on trees. •
Parmotrema dilatatum (Vainio) Hale [Parmeliaceae] • Syn.:
Parmelia dilatata Vainio • Skorepa
et al. (1977) – Dorchester Co., on trunks of deciduous trees. • Skorepa
et al. (1979) – on bark. •
Parmotrema eurysacum (Hue) Hale [Parmeliaceae] • Syn.:
Parmelia eurysaca Hue • Skorepa
et al. (1977) – Baltimore Co. (collected by Plitt). • Skorepa
et al. (1979) – on bark. •
Parmotrema gardneri (Dodge) Serux. [Parmeliaceae] • Biechele (2002) – lower eastern shore of Maryland. •
Parmotrema hypoleucinum (B. Stein) Hale [Parmeliaceae] • Biechele (2002) – lower eastern shore of Maryland. •
Parmotrema hypoleucinum (J. Steiner) Hale [Parmeliaceae] • Lendemer & Knapp (2007) - (4. Sharptown), (6. Pocomoke) •
Parmotrema hypotropum (Nyl.) Hale [Parmeliaceae] • Syn.:
Parmelia hypotropa Nyl. • Skorepa
et al. (1977) – Kent Co., on trees. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Kent Co., on trees; Somerset Co., on deciduous trees; Wicomico Co.; Worcester Co., on bark of
Pinus taeda. • E.C. Uebel Herbarium – Baltimore Co.; Prince George's Co., on bark and boulder. • Lendemer & Knapp (2007) - (1. Millington), (2. Idylwild), (4. Sharptown), (6. Pocomoke) •
Parmotrema margaritatum (Hue) Hale [Parmeliaceae] • Syn.:
Parmelia margaritata Hue • Skorepa
et al. (1979) – on bark. •
Parmotrema perforatum (Jacq.) A. Massal. [Parmeliaceae] • Syn.:
Parmelia perforata (Jacq.) Ach. • Skorepa
et al. (1977) – Charles Co., on deciduous trees. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Prince George's Co., on bark of oak; Worcester Co., Milburn Landing. • Lendemer & Knapp (2007) - (5. Hickory Pt.) •
Parmotrema reticulatum (Taylor) M. Choisy [Parmeliaceae] • Syns.:
Parmelia reticulata Taylor,
Rimelia reticulata (Taylor) Hale & Fletcher • Skorepa
et al. (1977) – Charles Co., on deciduous trees. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Worcester Co., on bark of
Taxodium and
Acer rubrum. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight. •
Parmotrema stuppeum (Taylor) Hale [Parmeliaceae] • Syn.:
Parmelia stuppea Taylor • Skorepa
et al. (1977) – Garrett Co., on trunk of oak. • Skorepa
et al. (1979) – on bark. • E.C. Uebel Herbarium – Baltimore Co., on bark of Norway Maple. •
Parmotrema subisidiosum (Müll. Arg.) Hale • Biechele (2002) – lower eastern shore of Maryland. • Lendemer & Knapp (2007) - (2. Idylwild), (5. Hickory Pt.), (6. Pocomoke) •
Parmotrema submarginale (Michx.) DePriest & Hale [Parmeliaceae] • Syn.:
Parmelia michauxiana Zahlbr. • Skorepa
et al. (1977) – Charles Co., on deciduous trees. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Calvert Co., Battle Creek Cypress Swamp, on bark; Worcester Co., Milburn Landing, on deciduous trees. • Lendemer & Knapp (2007) - (4. Sharptown), (5. Hickory Pt.), (6. Pocomoke) •
Parmotrema subtinctorium (Zahlbr.) Hale [Parmeliaceae] • Syn.:
Parmelia subcrinita Nyl. • Skorepa
et al. (1977) – Somerset Co., on deciduous trees. • Skorepa
et al. (1979) – on bark. •
Parmotrema xanthinum (Müll. Arg.) Hale [Parmeliaceae] • Syn.:
Parmelia xanthina (Müll. Arg.) Vainio • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • Lendemer & Knapp (2007) - (6. Pocomoke) •
Peltigera aphthosa (L.) Willd. [Peltigeraceae] • Skorepa
et al. (1977) – No County, (Thomson, 1940). •
Peltigera canina (L.) Willd. [Peltigeraceae] • Skorepa
et al. (1977) – Garrett Co., with moss on sandstone. • E.G. Worthley Herbarium - Garrett Co., Casselman Bridge State Park, on sandstone rocks; Wicomico Co., on sandy soil. •
Peltigera didactyla (With.) J. R. Laundon [Peltigeraceae] • Syn.:
Peltigera spuria (Ach.) DC. • Skorepa
et al. (1977) – Washington Co., on rock in seepage area. •
Peltigera elisabethae Gyelnik [Peltigeraceae] • Skorepa
et al. (1977) – Baltimore Co., with moss on wet rocks. •
Peltigera evansiana Gyelnik [Peltigeraceae] • Skorepa
et al. (1977) – Baltimore Co., (collected by Plitt). •
Peltigera horizontalis (Hudson) Baumg. [Peltigeraceae] • Skorepa
et al. (1977) – Baltimore Co., (collected by Merrill 1906). •
Peltigera neckeri Müll. Arg. [Peltigeraceae] • Biechele (2002) – lower eastern shore of Maryland. •
Peltigera polydactylon (Necker) Hoffm. [Peltigeraceae] • Skorepa
et al. (1977) – Garrett Co., on moss covered rocks. •
Peltigera praetextata (Flörke
ex Sommerf.) Zopf [Peltigeraceae] • Skorepa
et al. (1977) – Dorchester Co., at base of tree. • Biechele (2002) – lower eastern shore of Maryland. • Lendemer & Knapp (2007) - (3. Chesapeake) •
Peltigera rufescens (Weiss) Humb. [Peltigeraceae] • Biechele (2002) – lower eastern shore of Maryland. •
Peltula euploca (Ach.) Poelt [Peltulaceae] • Skorepa
et al. (1979) – on soil. •
Pertusaria amara (Ach.) Nyl. [Pertusariaceae] • Skorepa
et al. (1979) – on bark. •
Pertusaria epixantha R.C. Harris [Pertusariaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.) •
Pertusaria globularis (Ach.) Tuck. [Pertusariaceae] • Skorepa
et al. (1979) – on other. •
Pertusaria hypothamnolica Dibben [Pertusariaceae] • Skorepa
et al. (1979) – on bark. •
Pertusaria macounii (Lamb) Dibben [Pertusariaceae] • Skorepa
et al. (1979) – on bark. •
Pertusaria multipunctoides Dibben [Pertusariaceae] • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.C. Uebel Herbarium – Baltimore Co., Liberty Reservoir, on trunk of
Carya. • Lendemer & Knapp (2007) - (5. Hickory Pt.) •
Pertusaria ophthalmiza (Nyl.) Nyl. [Pertusariaceae] • Biechele (2002) – lower eastern shore of Maryland. • Lendemer & Knapp (2007) - (5. Hickory Pt.) •
Pertusaria paratuberculifera Dibben [Pertusariaceae] •
Pertusaria tuberculifera Nyl is misidentification for N.A., most specimens are
P. paratuberculifera. • Skorepa
et al. (1977) – Frederick Co., on oak trunks. • Skorepa
et al. (1979) – on bark. • Lendemer & Knapp (2007) - (1. Millington), (2. Idylwild), (5. Hickory Pt.), (6. Pocomoke) •
Pertusaria plittiana Erichsen [Pertusariaceae] • Skorepa
et al. (1979) – on acidic rock. •
Pertusaria propinqua Müll. Arg. [Pertusariaceae] • Skorepa
et al. (1979) – on bark. • Lendemer & Knapp (2007) - (6. Pocomoke) •
Pertusaria pustulata (Ach.) Duby [Pertusariaceae] • Skorepa
et al. (1979) – on bark. • E.C. Uebel Herbarium – Prince George's Co., on dead limb of deciduous tree. • Lendemer & Knapp (2007) - (1. Millington) •
Pertusaria rubefacta Erichsen [Pertusariaceae] • Skorepa
et al. (1979) – on bark. •
Pertusaria subpertusa Brodo [Pertusariaceae] • Skorepa
et al. (1979) – on bark. • Lendemer & Knapp (2007) - (2. Idylwild), (6. Pocomoke) •
Pertusaria tetrathalamia (Fée) Nyl. [Pertusariaceae] • Skorepa
et al. (1979) – on bark. •
Pertusaria texana Müll. Arg. [Pertusariaceae] • Skorepa
et al. (1979) – on bark. • Lendemer & Knapp (2007) - (2. Idylwild) •
Pertusaria trachythallina Erichsen [Pertusariaceae] • Skorepa
et al. (1979) – on bark. •
Pertusaria velata (Turner) Nyl. [Pertusariaceae] • Skorepa
et al. (1977) – Frederick Co., in oak woods. • Skorepa
et al. (1979) – on bark. • Lendemer & Knapp (2007) - (2. Idylwild), (5. Hickory Pt.), (6. Pocomoke) •
Pertusaria waghornei Hulting [Pertusariaceae] • Skorepa
et al. (1979) – on bark. •
Pertusaria xanthodes Müll. Arg. [Pertusariaceae] • Skorepa
et al. (1977) – Harford Co., on tree bark. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Calvert Co.; Frederick Co.; Washington Co., on bark of
Quercus velutina. • E.C. Uebel Herbarium – Baltimore Co., Liberty Reservoir, on bark of dead oak branch. •
Phaeocalicium curtisii (Tuck.) Tibell [Mycocaliciaceae] • E.G. Worthley Herbarium - Baltimore Co., on twigs of
Rhus glabra. •
Phaeocalicium polyporaeum (Nyl.) Tibell [Mycocaliciaceae] • E.C. Uebel Herbarium – a specimen of Violet Toothed
Polypore [
Trichaptum biforme (Fries) Ryvarden] was collected with
Flavoparmelia caperata (U-65) growing on the bark of a fallen oak tree at Liberty Reservoir in Baltimore County. The
T. biforme had a stubble lichen growing on it which was identified by Dr. Steven Selva as
Phaeocalicium polyporaeum. • Lendemer & Knapp (2007) - (2. Idylwild), (4. Sharptown), (6. Pocomoke) •
Phaeographis inusta (Ach.) Müll. Arg. [Graphidaceae] • Lendemer & Knapp (2007) - (2. Idylwild), (4. Sharptown) •
Phaeophyscia adiastola (Essl.) Essl. [Physciaceae] • Syns.:
Physcia orbicularis (Necker) Poetsch;
Phaeophyscia orbicularis (Necker) Moberg • Skorepa
et al. (1977) – Allegany Co., on oak trunk. • Skorepa
et al. (1979) – on bark, acidic rock, other. • E.G. Worthley Herbarium – Worcester Co., on bark of
Taxodium; Frederick Co., Cunningham Falls; Baltimore Co., Church of the Brethren. •
Phaeophysica ciliata (Hoffm.) Moberg [Physciaceae] • Syn.:
Physcia ciliata (Hoffm.) Du Rietz • Skorepa
et al. (1977) – Caroline Co., on cement bridge. • Skorepa
et al. (1979) – on bark. •
Phaeophyscia hirsuta (Mereschk.) Essl. [Physciaceae] • Syns.:
Physcia hirsuta Mereschk.,
Phaeophyscia cernohorskyi (Nádv.) Essl. • Skorepa
et al. (1979) – on cement. •
Phaeophyscia hirtella Essl. [Physciaceae] • Skorepa
et al. (1979) – on bark. •
Phaeophyscia hispidula (Ach.) Essl. [Physciaceae] • Syn.:
Phaeophyscia imbricata Vainio • Skorepa
et al. (1979) – on bark. •
Phaeophyscia pusilloides (Zahlbr.) Essl. [Physciaceae] • Syn.:
Physcia pusilloides Zahlbr. • Skorepa
et al. (1977) – Frederick Co., on trees. • Skorepa
et al. (1979) – on bark. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight; Baltimore Co., on bark of Norway Maple; •
Phaeophyscia rubropulchra (Degel.) Essl. [Physciaceae] • Syn.:
Physcia orbicularis f.
rubropulchra Degel. • Skorepa
et al. (1977) – Garrett Co., in upland woods. • Skorepa
et al. (1979) – on bark, acidic rock, other. • Biechele (2002) – lower eastern shore of Maryland. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight; Baltimore Co., Liberty Reservoir, on trunk of Tulip tree. • Lendemer & Knapp (2007) - (1. Millington), (2. Idylwild) •
Phlyctis ludoviciensis (Müll. Arg.) Lendemer [Phlyctidaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.) •
Physcia adscendens (Fr.) H. Olivier [Physciaceae] • Skorepa
et al. (1977) – Allegany Co., on deciduous trees. • Skorepa
et al. (1979) – on bark, calcareous rock. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Baltimore Co., St. Thomas Cemetery, on gravestone. •
Physcia aipolia (Ehrh.
ex Humb.) Fürnr. var.
aipolia [Physciaceae] • Skorepa
et al. (1977) – Worcester Co., on deciduous trees. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Frederick Co., Cunningham Falls. • E.C. Uebel Herbarium – Carroll Co., Liberty Reservoir, on bark; Baltimore Co., on Norway Maple. •
Physcia americana G. Merr. [Physciaceae] • Syn.:
Physcia tribacoides Nyl. • Skorepa
et al. (1977) – Worcester Co., on deciduous trees. • Skorepa
et al. (1979) – on bark, acidic rock, calcareous rock. • E.G. Worthley Herbarium - Baltimore Co., Grace Methodist Church, Gunpowder River, on Tulip Tree; Frederick Co., Cunningham Falls. • Lendemer & Knapp (2007) - (2. Idylwild), (5. Hickory Pt.) •
Physcia millegrana Degel. [Physciaceae] • Skorepa
et al. (1977) – Garrett Co., on oak. • Skorepa
et al. (1979) – on bark, acidic rock. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Calvert Co.; Wicomico Co.; Carroll Co., Falls Realty Company, on cement steps. • E.C. Uebel Herbarium – Prince Georges Co., on dead limb; Carroll Co., Liberty Reservoir, on bark. • Lendemer & Knapp (2007) - (2. Idylwild) •
Physcia phaea (Tuck.) J.W. Thomson [Physciaceae] • Skorepa
et al. (1977) – Baltimore Co., (collected by Plitt 1909) • Skorepa
et al. (1979) – on acidic rock. •
Physcia pseudospeciosa J.W. Thomson [Physciaceae] • Skorepa
et al. (1977) – Baltimore Co., on acid rocks. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium - Baltimore Co., near Gunpowder River, on vertical acidic rocks. •
Physcia pumilior R.C. Harris [Physciaceae] • Lendemer & Knapp (2007) - (2. Idylwild) •
Physcia stellaris (L.) Nyl. [Physciaceae] • Skorepa
et al. (1977) – Baltimore Co., on oak. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.C. Uebel Herbarium – Baltimore Co., on bark of Norway Maple; Prince George's Co., on bark. •
Physcia subtilis Degel. [Physciaceae] • Skorepa
et al. (1977) – Montgomery Co., on rock ledges. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium - Frederick Co., Cunningham Falls. •
Physciella chloantha (Ach.) Essl. [Physciaceae] • Syn.:
Physcia luganensis Mereschk. • Skorepa
et al. (1977) – Queen Anne's Co., on cement bridge. • Skorepa
et al. (1979) – on bark, cement. • E.C. Uebel Herbarium – Prince George's Co., along bike path, on concrete; on tree branch. •
Physconia detersa (Nyl.) Poelt [Physciaceae] • Skorepa
et al. (1979) – on bark, calcareous rock, cement. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Baltimore Co., Green Spring Valley, on brick wall; on old cement bridge. •
Placidium arboreum (Schwein.
ex Michener) Lendemer [Verrucariaceae] • Syn.:
Dermatocarpon tuckermanii (Rav.) Zahlbr.;
Placidium tuckermanii (Ravenel
ex Mont.) Breuss • Skorepa
et al. (1977) – Allegany Co., base of White Oak. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Allegany Co., Green Ridge State Forest, on base of White Oak. •
Placidium lachneum (Ach.) Breuss [Verrucariaceae] • E.G. Worthley Herbarium -
Lichens of Soldiers Delight. •
Placynthiella uliginosa (Schrader) Coppins & P. James [Agyriaceae] • Syn.:
Lecidea uliginosa (Schrad.) Ach. • Skorepa
et al. (1977) – Dorchester Co., on oak trunk. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • Lendemer & Knapp (2007) - (2. Idylwild) •
Placynthium nigrum (Hudson) Gray [Placynthiaceae] • Skorepa
et al. (1977) – Garrett Co., on block of cement. • Skorepa
et al. (1979) – on calcareous rock, cement. • E.G. Worthley Herbarium - Baltimore Co., St. Thomas Church Cemetery, on rock wall. •
Platismatia tuckermanii (Oakes) Culb. & C. Culb. [Parmeliaceae] • Skorepa
et al. (1977) – Garrett Co., on sandstone boulder. • Skorepa
et al. (1979) – on bark, acidic rock, wood •
Polysporina simplex (Davies) Vezda [Acarosporaceae] • Syn.:
Sarcogyne simplex (Davies) Nyl. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium - Howard Co., on rock outcrop. •
Porina cestrensis (Tuck.
ex Michener) Müll. Arg. [Trichotheliaceae] • Skorepa
et al. (1979) – on bark. •
Porina heterospora (Fink
ex J. Hedrick) R.C. Harris [Trichotheliaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.), (6. Pocomoke) •
Porpidia albocaerulescens (Wulfen) Hertel & Knoph [Porpidiaceae] • Syn.:
Lecanora albocaerulescens (Wulf.) Ach. • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium - Baltimore Co., near small bridge, on
Wissahickon schist; Frederick Co.; Garrett Co., on rocks along Big Run. • E.C. Uebel Herbarium – Baltimore Co., Liberty Reservoir, on sandstone boulder. •
Porpidia crustulata? (Ach.) Hertel & Knoph [Porpidiaceae] • E.C. Uebel Herbarium –
Lichens of Soldiers Delight. •
Porpidia macrocarpa (DC.) Hertel & A. J. Schwab [Porpidiaceae] • Syn.:
Lecidea macrocarpa (DC.) Steud. • Skorepa
et al. (1977) – Garrett Co., on sandstone. • Skorepa
et al. (1979) – on acidic rock. •
Protoblastenia rupestris (Scop.) J. Steiner [Psoraceae] • Skorepa
et al. (1979) – on calcareous rock, cement. •
Pseudevernia consocians (Vainio) Hale & Culb. [Parmeliaceae] • Syn.:
Parmelia furfuracea (L.) Ach. • Skorepa
et al. (1977) – Garrett Co., on upper branches of Hemlock. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Baltimore Co., Owings Mills. •
Pseudosagedia cestrensis (Tuck.
ex E. Michener) R.C. Harris [Porinaceae] • Lendemer & Knapp (2007) - (2. Idylwild) •
Pseudosagedia raphidosperma (Müll. Arg.) R.C. Harris [Porinaceae] • Lendemer & Knapp (2007) - (4. Sharptown) •
Psora decipiens (Hedwig) Hoffm. [Psoraceae] • Syn.:
Lecidea decipiens (Hedwig) Ach. • Skorepa
et al. (1979) – on soil. •
Psora russellii (Tuck.) A. Schneider [Psoraceae] • Syn.:
Lecidea russellii Tuck. • Skorepa
et al. (1977) – Frederick Co., on conglomerate boulders. • Skorepa
et al. (1979) – on calcareous rock. •
Psorotichia schaereri (A. Massal.) Arnold [Lichinaceae] • Skorepa
et al. (1979) – on cement. •
Psorula rufonigra (Tuck.) Gotth. Schneider [Psoraceae] • Syn.:
Lecidea rufonigra (Tuck.) Nyl. • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Skorepa
et al. (1979) – on acidic rock. •
Punctelia appalachensis (Culb.) Krog [Parmeliaceae] • Syn.:
Parmelia appalachensis Culb. • Skorepa
et al. (1979) – on bark. •
Punctelia bolliana (Müll. Arg.) Krog [Parmeliaceae] • Syn.:
Parmelia bolliana Müll. Arg. • Skorepa
et al. (1979) – on bark. •
Punctelia borreri (Sm.) Krog [Parmeliaceae] • Syn.:
Parmelia borreri (Sm.) Turner • Skorepa
et al. (1979) – on bark. •
Punctelia missouriensis G. Wilh. & Ladd • Lendemer & Knapp (2007) - (2. Idylwild) •
Punctelia perreticulata (Räsänen) G. Wilh. & Ladd [Parmeliacae] • Syns.:
Punctelia subrudecta (Nyl.) Krog,
Parmelia subrudecta Nyl. • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Skorepa
et al. (1979) – on bark, acidic rock. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Baltimore Co., Owings Mills, on bark. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight; Baltimore Co., on bark of Norway Maple. • Lendemer & Knapp (2007) - (4. Sharptown) •
Punctelia rudecta (Ach.) Krog [Parmeliaceae] • Syn.:
Parmelia rudecta Ach. • Skorepa
et al. (1977) – Caroline Co., on trunks of trees. • Skorepa
et al. (1979) – on bark, acidic rock. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Baltimore Co.,
Ivy Mill Road, on bark; Calvert Co.; Wicomico Co.; Carroll Co., on bark of Tulip Tree. • E.C. Uebel Herbarium – Prince George's Co., on dead limb; Carroll Co., Liberty Reservoir, on bark. • Lendemer & Knapp (2007) - (1. Millington), (5. Hickory Pt.), (6. Pocomoke) •
Pycnothelia papillaria Dufour [Cladoniaceae] • Skorepa
et al. (1977) – Prince George's Co., along dirt road. • Skorepa
et al. (1979) – on soil. • Biechele (2002) – lower eastern shore of Maryland. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight. •
Pyrenula pseudobufonia (Rehm) R.C. Harris [Pyrenulaceae] • Syn.:
Pyrenula neglecta R.C. Harris • Skorepa
et al. (1979) – on bark. • Lendemer & Knapp (2007) - (2. Idylwild), (5. Hickory Pt.) •
Pyrenula punctella Trevis. [Pyrenulaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.), (6. Pocomoke) •
Pyrenula subelliptica (Tuck.) R.C. Harris [Pyrenulaceae] • Syn.:
Pyrenula imperfecta (Ellis & Everh.) R.C. Harris • Skorepa
et al. (1979) – on bark. •
Pyrrhospora varians (Ach.) R.C. Harris [Lecanoraceae] • Syn.:
Lecidea varians Ach. • Skorepa
et al. (1977) – Worcester Co., on twigs of
Myrica. • Skorepa
et al. (1979) – on bark. • Lendemer & Knapp (2007) - (2. Idylwild), (5. Hickory Pt.), (6. Pocomoke) •
Pyxine caesiopruinosa (Tuck.) Imshaug [Physciaceae] • Skorepa
et al. (1977) – Howard Co., on tree. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Baltimore Co., on bark of
Juglans nigra; Carroll Co., on bark of
Juglans nigra. •
Pyxine sorediata (Ach.) Mont. [Physciaceae] • Skorepa
et al. (1977) – Garrett Co., on oak. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium – Frederick Co.; Baltimore Co., growing on a sterile crust,
Pertusaria? • E.C. Uebel Herbarium – Baltimore Co., Liberty Reservoir, on tree root; Ridge Road, on bark Norway Maple. • Lendemer & Knapp (2007) - (1. Millington), (2. Idylwild), (4. Sharptown) •
Pyxine subcinerea Stirton [Physciaceae] • E.C. Uebel Herbarium – Prince George's Co., on oak bark; Baltimore Co., on maple bark. •
Ramalina americana? Hale [Ramalinaceae] • Biechele (2002) – lower eastern shore of Maryland. •
Ramalina fastigiata (Pers.) Ach. [Ramalinaceae] • Skorepa
et al. (1977) – Worcester Co., on branches of deciduous trees. • Skorepa
et al. (1979) – on bark. •
Ramalina willeyi R. Howe [Ramalinaceae] • Skorepa
et al. (1977) – Worcester Co., on branches of deciduous trees. • Biechele (2002) – lower eastern shore of Maryland. •
Ramonia microspora Vězda [Gyalectaceae] • Lendemer & Knapp (2007) - (2. Idylwild) •
Rhizocarpon concentricum (Davies) Beltr. [Rhizocarpaceae] • E.G. Worthley Herbarium - Garrett Co., Swallow Falls State Forest, on sandstone. •
Rhizocarpon eupetraeum (Nyl.) Arnold [Rhizocarpaceae] • Syn.:
Rhizocarpon intermedium Degel. • Skorepa
et al. (1979) – on acidic rock. •
Rhizocarpon geographicum (L.) DC. [Rhizocarpaceae] • Skorepa
et al. (1979) – on acidic rock. •
Rhizocarpon obscuratum (Ach.) A. Massal. [Rhizocarpaceae] • Skorepa
et al. (1977) – Baltimore Co., on rock outcrop. • Skorepa
et al. (1979) – on acidic rock. •
Rhizoplaca chrysoleuca (Sm.) Zopf [Lecanoraceae] • Syn.:
Lecanora rubina (Vill.) Ach.;
Lecanora chrysoleuca (Sm.) Ach. • Skorepa
et al. (1977) – Montgomery Co., on rock ledges. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium - Frederick Co., Mt. Catoctin Park; Montgomery Co., Great Falls, on rocks. •
Rimelia subisidiosa (Müll. Arg.) Hale & Fletcher [Parmeliaceae] • Syn.:
Parmelia subisidiosa (Müll. Arg.) C.W. Dodge • Skorepa
et al. (1979) – on bark. •
Rinodina applanata H. Magn. [Physciaceae] • Skorepa
et al. (1979) – on bark. •
Rinodina ascociscana Tuck. [Physciaceae] • Skorepa
et al. (1979) – on bark. •
Rinodina exigua (Ach.) Gray [Physciaceae] • Skorepa
et al. (1979) – on bark. •
Rinodina ochrocea Willey
ex Fink [Physciaceae] • Skorepa
et al. (1979) – on acidic rock. •
Rinodina oxydata (A. Massal.) A. Massal. [Physciaceae] • Skorepa
et al. (1979) – on acidic rock. •
Rinodina papillata H. Magn. [Physciaceae] • Skorepa
et al. (1979) – on bark. •
Rinodina subminutaH. Magn. [Physciaceae] • Skorepa
et al. (1979) – on bark. •
Sarcogyne clavus (DC.) Kremp. [Acarosporaceae] • Skorepa
et al. (1979) – on acidic rock. •
Sarcogyne regularis Körber [Acarosporaceae] • Skorepa
et al. (1979) – on calcareous rock. • E.C. Uebel Herbarium – Prince George's Co., Greenbelt, on hill of concrete. •
Sarcosagium campestre (Fr.) Poetsch & Schiedem. [Acarosporaceae] • Syn.:
Biatorella campestris (Fr.) Almq. • Skorepa
et al. (1979) – on soil. •
Schismatomma glaucescens (Nyl.
ex Willey) R.C. Harris [Roccellaceae] • Lendemer & Knapp (2007) - (4. Sharptown) •
Scoliciosporum chlorococcum (Stenh.) Vezda [Lecanoraceae] • Syn.:
Bacidia chlorococca (Graeve
ex Stizenb.) Lett. • Skorepa
et al. (1977) – Montgomery Co., on oak. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Worcester Co., Milburn Landing. • E.C. Uebel Herbarium – Baltimore Co., Liberty Reservoir, on bark of
Acer rubrum. • Lendemer & Knapp (2007) - (2. Idylwild) •
Scoliciosporum umbrinum (Ach.) Arnold [Lecanoraceae] • Syn.:
Bacidia umbrina (Ach.) Bausch • Skorepa
et al. (1977) – Garrett Co., on aspens. • Skorepa
et al. (1979) – on acid rock. •
Sphinctrina turbinata (Pers
ex Fr.) de Not. [Sphinctrinaceae] • E.C. Uebel Herbarium – Carroll Co., Liberty Reservoir, on
Aspicilia caesiocinerea. •
Sticta fuliginosa (Hoffm.) Ach. [Lobariaceae] • E.G. Worthley Herbarium - Frederick Co., along Appalachian Trail, on soil. •
Teloschistes chrysophthalmus (L.) Th. Fr. [Teloschistaceae] • Skorepa
et al. (1979) – on bark. •
Tephromela atra (Huds.) Hafellner [Bacidiaceae] • Lendemer & Knapp (2007) - (6. Pocomoke) •
Thelidium minutulum Körber [Verrucariaceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.) •
Thelotrema monospermum R.C. Harris [Thelotremataceae] • Lendemer & Knapp (2007) - (6. Pocomoke) •
Thelotrema subtile Tuck. [Thelotremataceae] • Lendemer & Knapp (2007) - (5. Hickory Pt.), (6. Pocomoke) •
Trapelia coarctata (Sm.) M. Choisy [Agyriaceae] • Syn.:
Lecidea coarctata (Sm.) Nyl. • Skorepa
et al. (1979) – on acidic rock. •
Trapeliopsis flexuosa (Fr.) Coppins & P. James [Agyriaceae] • Syn.:
Lecidea aeruginosa Borrer • Skorepa
et al. (1977) – Harford Co., on fence post. • Skorepa
et al. (1979) – on wood. • E.C. Uebel Herbarium – Prince George's Co., NE Branch of Anacostia River Bike Trail, on weathered fence rail. • Lendemer & Knapp (2007) - (2. Idylwild), (3. Chesapeake) •
Trapeliopsis granulosa (Hoffm.) Lumbsch [Agyriaceae] • Syn.:
Lecidea granulosa (Hoffm.) Ach. • Skorepa
et al. (1979) – on soil. • E.G. Worthley Herbarium - Montgomery Co., Great Falls, on timber. •
Trypethelium virens Tuck.
ex Michener [Trypetheliaceae] • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium - Calvert Co., on bark. • Lendemer & Knapp (2007) - (4. Sharptown), (5. Hickory Pt.) •
Tuckermanella fendleri (Nyl.) Essl. [Parmeliaceae] • Syn.:
Cetraria fendleri (Nyl.) Tuck.;
Tuckermannopsis fendleri (Nyl.) Hale • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Wicomico Co., Wicomico State Park; on Loblolly Pine; Worcester Co., Milburn Landing, on bark of Loblolly Pines. •
Tuckermannopsis americana (Sprengel) Hale [Parmeliaceae] • Lendemer & Knapp (2007) - (4. Sharptown) •
Tuckermannopsis ciliaris (Ach.) Gyelnik [Parmeliaceae] • Syn.:
Cetraria ciliaris Ach. • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Skorepa
et al. (1979) – on bark. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Wicomico Co., on bark. •
Umbilicaria mammulata (Ach.) Tuck. [Umbilicariaceae] • Syn.:
Gyrophora dillenii (Tuck.) Müll. • Skorepa
et al. (1977) – Garrett Co., on conglomerate. • Skorepa
et al. (1979) – on bark, acidic rock. • E.G. Worthley Herbarium - Baltimore Co., Loch Raven, on rock outcrop; Frederick Co., South Mt., on boulders; Montgomery Co., Sugarloaf Mt., on boulders. •
Umbilicaria muehlenbergii (Ach.) Tuck. [Umbilicariaceae] • Skorepa
et al. (1977) – Allegany Co., on rock outcrop. • Skorepa
et al. (1979) – on acidic rock. •
Umbilicaria vellea (L.) Hoffm. [Umbilicariaceae] • Skorepa
et al. (1977) – No locality. (collected by Plitt 1912) • Skorepa
et al. (1979) – on acidic rock. •
Usnea filipendula Stirton [Parmeliaceae] • Syn.:
Usnea dasypoga (Ach.) Rohl. • Skorepa
et al. (1977) – Garrett Co., (collected by Smith). • Skorepa
et al. (1979) – on bark. •
Usnea mutabilis Stirton [Parmeliaceae] • Skorepa
et al. (1977) – Worcester Co., on pines. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium - Worcester Co., Pocomoke State Park, on
Taxodium distichum. •
Usnea pensylvanica Motyka [Parmeliaceae] • Lendemer & Knapp (2007) - (2. Idylwild), (6. Pocomoke) •
Usnea strigosa (Ach.) Eaton [Parmeliaceae] • Skorepa
et al. (1977) – Worcester Co., on deciduous trees. • Biechele (2002) – lower eastern shore of Maryland. • E.G. Worthley Herbarium – Worcester Co.; Calvert Co, Battle Creek Cypress Swamp; St. Mary's Co.; Wicomico Co. • E.C. Uebel Herbarium – Baltimore Co., Ridge Rd., on bark of Norway Maple. • Lendemer & Knapp (2007) - (6. Pocomoke) •
Usnea strigosa subsp.
rubiginea (Michaux) I. Tav. [Parmeliaceae] • Syn.:
Usnea rubiginea (Michx.) Massal. • Skorepa
et al. (1977) – Worcester Co., on deciduous trees. • Skorepa
et al. (1979) – on bark. •
Usnea subscabrosa Nyl.
ex Motyka [Parmeliaceae] • Lendemer & Knapp (2007) - (2. Idylwild), (4. Sharptown), (5. Hickory Pt.), (6. Pocomoke) •
Usnea trichodea Ach. [Parmeliaceae] • Skorepa
et al. (1977) – Worcester Co., on tops of Cypress trees. • Skorepa
et al. (1979) – on bark. • Biechele (2002) – lower eastern shore of Maryland. • Lendemer & Knapp (2007) - (6. Pocomoke) •
Verrucaria calciseda DC. [Verrucariaceae] • Skorepa
et al. (1979) – on calcareous rock. •
Verrucaria fuscella (Turner) Winch [Verrucariaceae] • Skorepa
et al. (1979) – on calcareous rock. •
Verrucaria glaucovirens Grummann [Verrucariaceae] • Syn.:
Verrucaria virens Nyl. • Skorepa
et al. (1979) – on calcareous rock. •
Verrucaria muralis Ach. [Verrucariaceae] • Skorepa
et al. (1979) – on calcareous rock. •
Verrucaria nigrescens Pers. [Verrucariaceae] • Skorepa
et al. (1977) –
Lichens of Soldiers Delight. • Skorepa
et al. (1979) – on calcareous rock. •
Verrucaria pinguicula A. Massal. [Verrucariaceae] • Skorepa
et al. (1979) – on calcareous rock. •
Xanthomendoza fallax (Hepp) Søchting, Kärnefelt & S. Kondr. [Teloschistaceae] • Syn.:
Xanthoria fallax (Hepp) Arn. • Skorepa
et al. (1977) – Worcester Co., on deciduous trees. • Skorepa
et al. (1979) – on bark, cement. • Biechele (2002) – lower eastern shore of Maryland. •
Xanthomendoza fulva (Hoffm.) Søchting, Kärnefelt & S. Kondr. [Teloschistaceae] • Syn.:
Xanthoria fulva (Hoffm.) Poelt & Petutschnig • E.C. Uebel Herbarium – Baltimore Co., Ridge Rd., on bark of Norway Maple. •
Xanthoparmelia angustiphylla (Gyelnik) Hale [Parmeliaceae] • Syn.:
Parmelia hypopsila Müll. Arg. =
Xanthoparmelia hypopsila, but N.A. records are
Xanthoparmelia angustiphylla. • Skorepa
et al. (1977) – Baltimore Co., on rock outcrop. • Skorepa
et al. (1979) – on acidic rock. •
Xanthoparmelia conspersa (Ehrh.
ex Ach.) Hale [Parmeliaceae] • Syn.:
Parmelia conspersa (Ach.) Ach. • Skorepa
et al. (1977) – Garrett Co., on rock outcrop. • Skorepa
et al. (1979) – on acidic rock. • E.G. Worthley Herbarium -
Lichens of Soldiers Delight; Baltimore Co., Gunpowder River, on rock outcrops; Frederick Co. •
Xanthoparmelia cumberlandia (Gyelnik) Hale [Parmeliaceae] • Syn.:
Parmelia cumberlandia (Gyelnik) Hale • Skorepa
et al. (1977) – Baltimore Co., on rocks on hillside. • Skorepa
et al. (1979) – on acidic rock. •
Xanthoparmelia plittii (Gyelnk) Hale [Parmeliaceae] • Syn.:
Parmelia plittii Gyelnik • Skorepa
et al. (1977) – Washington Co., on rock outcrops. • Skorepa
et al. (1979) – on acidic rock. • E.C. Uebel Herbarium –
Lichens of Soldiers Delight. •
Xanthoparmelia subramigera (Gyelnik) Hale [Parmeliaceae] • E.C. Uebel Herbarium – Prince George's Co., Berwyn Heights, on roof shingles (identified by Dr. Richard C. Harris). •
Xanthoparmelia tasmanica (Hook. f. & Taylor) Hale [Parmeliaceae] • Syn.:
Parmelia tasmanica Hook. f. & Taylor • Skorepa
et al. (1979) – on acidic rock. •
Xanthoparmelia viriduloumbrina (Gyelnik) Lendemer [Parmeliaceae] • Syn:
Parmelia taractica Kremplh. =
Xanthoparmelia taractica (Kremp.) Hale – known from Mexico, but misidentifications for our area; specimens in eastern N.A. are
X. viriduloumbrina. • Skorepa
et al. (1977) (
Parmelia taractica) – Baltimore Co., on serpentine rocks. • Skorepa
et al. (1979) (
Parmelia taractica) – on acidic rock. • E.G. Worthley Herbarium (
Parmelia taractica); Allegany Co. (
Parmelia taractica), Green Ridge State Forest, on red shale; Carroll Co. (
Parmelia taractica), Church of the Brethren, on stone wall. •
Xanthoria parietina? (L.) Th. Fr. [Teloschistaceae] • Biechele (2002) – lower eastern shore of Maryland. ==References==