Lycopodium dendroideum
Fl. Bor.-Amer. 2: 282. 1803.
Horizontal stems subterranean. Upright shoots treelike, many branched, branchlets numerous and strongly differentiated; annual bud constrictions absent; leaves spreading, pale green below lateral branchlets, prickly needlelike, 3.5–4 × 0.9–1 mm. Lateral branchlets round in cross section, 5–8 mm diam.; annual bud constrictions inconspicuous; leaves spreading to ascending, pale green, in 6 ranks, 2 upperside, 2 lateral, and 2 underside, equal in size, linear, 2.4–5.5 × 0.5–1.2 mm; margins entire; apex acuminate, lacking hair tip. Strobili sessile, 1–7 on tip of upright shoot, 12–55 mm. Sporophylls 3.5 × 3.5 mm, apex short, acute, abruptly narrowing. 2n = 68.
Habitat: Dry woodlands and second-growth shrubby areas
Elevation: 50–1800 m
Distribution
St. Pierre and Miquelon, Alta., B.C., Man., N.B., Nfld. and Labr., N.W.T., N.S., Ont., P.E.I., Que., Sask., Yukon, Alaska, Conn., Idaho, Iowa, Maine, Mass., Mich., Minn., Mo., Mont., N.H., N.Y., Pa., S.Dak., Vt., Va., Wash., W.Va., Wis., Wyo., Asia.
Discussion
Selected References
None.