Species classified under the genus include the following: •
Plocamium affine Kützing, 1849 •
Plocamium angustum (J.Agardh) J.D.Hooker & Harvey, 1847 •
Plocamium beckeri F.Schmitz ex Simons, 1964 •
Plocamium brachiocarpum Kützing, 1849 •
Plocamium brasiliense (Greville) M.A.Howe & W.R.Taylor, 1931 •
Plocamium cartilagineum (Linnaeus) P.S.Dixon, 1967 •
Plocamium cirrhosum (Turner) M.J.Wynne, 2002 •
Plocamium corallorhiza (Turner) J.D.Hooker & Harvey, 1845 •
Plocamium cornutum (Turner) Harvey, 1849 •
Plocamium cruciferum Harvey, 1855 •
Plocamium delicatulum Baardseth, 1941 •
Plocamium dilatatum J.Agardh, 1876 •
Plocamium fimbriatum M.J.Wynne, 2002 •
Plocamium fuscorubrum Baardseth, 1941 •
Plocamium glomeratum J.Agardh, 1851 •
Plocamium hamatum J.Agardh, 1876 •
Plocamium hookeri Harvey, 1845 •
Plocamium leptophyllum Kützing, 1849 •
Plocamium maggsiae G.W.Saunders & K.V.Lehmkuhl, 2005 •
Plocamium maxillosum (Poiret) J.V.Lamouroux, 1813 •
Plocamium mertensii (Greville) Harvey, 1847 •
Plocamium microcladioides G.R.South & N.M.Adams, 1979 •
Plocamium minutum Levring, 1944 •
Plocamium nanum G.W.Saunders & K.V.Lehmkuhl, 2005 •
Plocamium oregonum Doty, 1947 •
Plocamium ovicornis Okamura, 1896 •
Plocamium patagiatum J.Agardh, 1894 •
Plocamium patens G.Martens, 1868 •
Plocamium preissianum Sonder, 1845 •
Plocamium raphelisianum P.J.L.Dangeard, 1949 •
Plocamium recurvatum Okamura, 1913 •
Plocamium rigidum Bory de Saint-Vincent, 1834 •
Plocamium sandvicense J.Agardh, 1892 •
Plocamium secundatum(Kützing) Kützing, 1866 •
Plocamium serratulum Okamura •
Plocamium serrulatumOkamura, 1932 •
Plocamium suhrii Kützing, 1849 •
Plocamium telfairiae (W.J.Hooker & Harvey) Harvey ex Kützing, 1849 •
Plocamium violaceum Farlow, 1877 ;
Nomina dubia: •
Plocamium concinnum Areschoug •
Plocamium froelichianum Kützing •
Plocamium subtile Kützing, 1866 ==References==