,
Plants of the World Online accepted the following species. English names are based on the PLANTS database. •
Packera actinella (Greene) W.A.Weber & Á.Löve – flagstaff ragwort •
Packera anonyma (Alph.Wood) W.A.Weber & A.Löve − Small's ragwort •
Packera antennariifolia (Britton) W.A.Weber & A.Löve − shalebarren ragwort •
Packera aurea (
L.) Á.Löve & D.Löve (syn.
Senecio aureus) − golden ragwort •
Packera bellidifolia (Kunth) W.A.Weber & Á.Löve •
Packera bernardina (Greene) W.A.Weber & A.Löve − San Bernardino ragwort •
Packera bolanderi (Gray) W.A.Weber & A.Löve − Bolander's ragwort •
Packera breweri (Burtt Davy) W.A.Weber & A.Löve (syn.
Senecio breweri) − Brewer's ragwort •
Packera cana (Hook.) W.A.Weber & A.Löve − woolly groundsel •
Packera candidissima (Greene) W.A.Weber & Á.Löve •
Packera cardamine (Greene) W.A.Weber & A.Löve − bittercress ragwort •
Packera castoreus (S.L.Welsh) Kartesz − Beaver Mountain ragwort •
Packera clevelandii (Greene) W.A.Weber & A.Löve (syn.
Senecio clevelandii) − Cleveland's ragwort •
Packera coahuilensis (Greenm.) C.Jeffrey •
Packera contermina (Greenm.) J.F.Bain •
Packera crawfordii (Britton) A.M.Mahoney & R.R.Kowal •
Packera crocata (Rydb.) W.A.Weber & A.Löve − saffron ragwort •
Packera cymbalaria (Pursh) W.A.Weber & A.Löve − dwarf arctic ragwort •
Packera cynthioides (Greene) W.A.Weber & A.Löve (syn.
Senecio cynthiodes) − White Mountain ragwort •
Packera debilis (Nutt.) W.A.Weber & A.Löve − weak groundsel •
Packera dimorphophylla (Greene) W.A.Weber & A.Löve − splitleaf groundsel •
Packera dubia (Spreng.) Trock & Mabb. (syn.
Packera tomentosa) − woolly ragwort •
Packera eurycephala (Torr. & A.Gray) W.A.Weber & A.Löve − widehead groundsel •
Packera fendleri (Gray) W.A.Weber & A.Löve − Fendler's ragwort •
Packera flettii (Wiegand) W.A.Weber & A.Löve − Flett's ragwort •
Packera franciscana (Greene) W.A.Weber & A.Löve (syn.
Senecio franciscanus) − San Francisco Peaks ragwort •
Packera ganderi (T.M.Barkley & R.M.Beauch.) W.A.Weber & Á.Löve − Gander's ragwort •
Packera glabella (Poir) C.Jeffrey (syn.
Senecio glabellus) − butterweed •
Packera greenei (Gray) W.A.Weber & A.Löve − flame ragwort •
Packera hartiana (Heller) W.A.Weber & A.Löve − Hart's ragwort •
Packera hesperia (Greene) W.A.Weber & A.Löve − western ragwort •
Packera heterophylla (Fisch.) E.Wiebe •
Packera hintoniorum (B.L.Turner) C.Jeffrey •
Packera hyperborealis (Greenm.) Á.Löve & D.Löve − northern groundsel •
Packera indecora (Greene) Á.Löve & D.Löve − elegant groundsel •
Packera insulae-regalis R.R.Kowal − Isle Royale ragwort •
Packera ionophylla (Greene) W.A.Weber & A.Löve − Tehachapi ragwort •
Packera layneae (Greene) W.A.Weber & A.Löve − Layne's ragwort •
Packera loratifolia (Greenm.) W.A.Weber & Á.Löve •
Packera macounii (Greene) W.A.Weber & A.Löve − Siskiyou Mountain ragwort •
Packera malmstenii (S.F.Blake ex Tidestr.) Kartesz − Podunk ragwort •
Packera mancosiana Yeatts, B.Schneid. & Al Schneid. •
Packera × memmingeri (Britton ex Small) Weakley •
Packera millefolium (Torr. & A.Gray) W.A.Weber & Á.Löve (syn.
Senecio millefolium) − piedmont ragwort •
Packera millelobata (Rydb.) W.A.Weber & A.Löve − Uinta ragwort •
Packera montereyana (S.Watson) C.Jeffrey •
Packera moranii (T.M.Barkley) C.Jeffrey •
Packera multilobata (Torr. & A.Gray) W.A.Weber & Á.Löve − lobeleaf groundsel •
Packera musiniensis (S.L.Welsh) Trock •
Packera neomexicana (A.Gray) W.A.Weber & A.Löve − New Mexico groundsel •
Packera obovata (Willd.) W.A.Weber & A.Löve (syn.
Senecio obovatus) − roundleaf ragwort •
Packera ogotorukensis (Packer) Á.Löve & D.Löve − Ogotoruk Creek ragwort •
Packera pauciflora (Pursh) Á.Löve & D.Löve − alpine groundsel •
Packera paupercula (Michx.) Á.Löve & D.Löve − balsam groundsel •
Packera plattensis (Nutt.) W.A.Weber & A.Löve (syn.
Senecio plattensis) − prairie groundsel •
Packera porteri (Greene) C.Jeffrey − Porter's groundsel •
Packera pseudaurea (Rydb.) W.A.Weber & A.Löve − falsegold groundsel •
Packera quebradensis (Greenm.) W.A.Weber & Á.Löve •
Packera quercetorum (Greene) C.Jeffrey − Oak Creek ragwort •
Packera rosei (Greenm.) W.A.Weber & Á.Löve •
Packera sanguisorbae (DC.) C.Jeffrey •
Packera sanguisorboides (Rydb.) W.A.Weber & A.Löve − burnet ragwort •
Packera scalaris (Greene) C.Jeffrey •
Packera schweinitziana (Nutt.) W.A.Weber & A.Löve (syn.
Senecio schweinitzianus) − Schweinitz's ragwort •
Packera serpenticola Boufford, Kartesz, S.H.Shi & R.Zhou − serpentine ragwort •
Packera spellenbergii (T.M.Barkley) C.Jeffrey − Carrizo Creek ragwort •
Packera streptanthifolia (Greene) W.A.Weber & A.Löve − Rocky Mountain groundsel •
Packera subnuda (DC.) Trock & T.M.Barkley – Buek's groundsel •
Packera tampicana (DC.) C.Jeffrey − Great Plains ragwort •
Packera texensis O'Kennon & Trock •
Packera thurberi (A.Gray) B.L.Turner •
Packera toluccana (DC.) W.A.Weber & Á.Löve •
Packera umbraculifera (S.Watson) W.A.Weber & Á.Löve •
Packera werneriifolia (A.Gray) W.A.Weber & A.Löve − hoary groundsel •
Packera zimapanica (Hemsl.) C.C.Freeman & T.M.Barkley ==References==