Name: Round-branch Ground-Pine, Tree groundpine
Distribution: Russian Far East (Amur, Khabarovsk, Kuril Isl., Primorye, Sakhalin); NE-China; North Korea; South Korea; Japan; Alaska; Canada (Alberta, British Columbia, Labrador, Manitoba, New Brunswick, Newfoundland, Nova Scotia, Northern Territories, Ontario, Prince Edward Isl., Québec, Saskatchewan, Yukon); St. Pierre et Miquelon; USA (Alabama, Connecticut, Iowa, Idaho, Illinois, Indiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Montana, North Carolina, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, South Dakota, Tennessee, Virginia, Vermont, Washington State, Wisconsin, West Virginia, Wyoming)
31 RFE 36 CHI 38 JAP KOR NKO 70 ASK CDN 71 CDN 72 CDN SPM 73 USA 74 USA 75 USA 78 USA
Synonyms: hidden
= Lepidotis dendroidea (Michx.) P.Beauv.; Prodr. Aethéogam. 108 (1805)
= Lycopodium dendroideum Michx.; Fl. Bor.-Amer. [Michaux] 2: 282 (1803)
= Lycopodium obscurum f. dendroideum (Michx.) H.L.Blomq. & Correll; J. Elisha Mitchell Sci. Soc. 56: 101 (1940)
= Lycopodium obscurum var. dendroideum (Michx.) D.C.Eaton; Manual (Gray), ed. 6: 696 (1890)
= Lycopodium obscurum var. hybridum Farw.; Rep. (Annual) Michigan Acad. Sci. 18: 91 (1916 publ. 1917)