Flora of the Southeastern United States
2022 Edition


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Dendrolycopodium dendroideum (Michaux) A. Haines. Tree Groundpine, Round-branch Clubmoss, Prickly Tree-clubmoss. Phen: Jul-Sep. Hab: Openings, grassy balds, high elevation spruce-fir and northern hardwood forests. Dist: The northernmost of the L. obscurum complex, ranging from n. QC and NL (Newfoundland) west to AK, south to s. NJ, w. NC, MO, MN, SD, CO, MT, ID, and WA. Petrewski (2020) found that plants previously attributed to D. dendroideum in e. Asia are not part of this species.

Origin/Endemic status: Native

Syn: = Il, K3, K4, NE, NY, Tn, Va, Haines (2003a), Petlewski (2020); = Lycopodium dendroideum – FNA2, GrPl, K1, Mo1, Pa, W; < Lycopodium obscurum – C; < Lycopodium obscurum var. dendroideum – F, G, Md, RAB, WV

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image of plant© Gary P. Fleming
image of plant© Gary P. Fleming