4 6 



LYCOPODIACEAE. 



VOL. L 



8. Lycopodium annotinum L. Stiff 

 Club-moss. Fig. 107. 



Lycopodium annotinum L. Sp. PI. 1103. 1753. 



Stems prostrate, creeping, i-3 or more long, stiff, 

 rarely pinnately branching, leafy, with numerous 

 aerial branches, these s'-io' high, simple or 1-3 times 

 forked, the divisions mostly fertile; leaves uniform, 

 8-ranked, spreading horizontally or somewhat re- 

 flexed, with upward curved apices, lanceolate to 

 linear-lanceolate, broadest at the middle or above, 

 serrulate, pungent ; spikes I or several, oblong- 

 cylindric, i'-ii' long, the sporophyls broadly ovate- 

 subulate, with erose margins. 



In woods and thickets, commonly in dry soil, Lab- 

 rador to Alaska, south to Pennsylvania, Michigan, Colo- 

 rado and Washington. Also in Europe and Asia. 

 Mountain forms with more rigid pointed leaves have 

 been separated as var. pungens. Autumn. Called also 

 Interrupted club-moss. 



9. Lycopodium alpinum L. Alpine 

 Club-moss. Fig. 108. 



Lycopodium alpinum L. Sp. PI. 1104. 

 1753- 



Main stem prostrate, creeping (p'-ii 

 long) at or near the surface, with 

 numerous ascending freely branched 

 aerial stems i~4' high; branches 

 crowded, glaucous, the fertile ones 

 terete and longer than the others, with 

 subulate leaves, the foliar ones strongly 

 dorsiventral with leaves of 3 kinds in 

 4 rows, those of the upper row nar- 

 rowly ovate, acute, those of the lateral 

 rows thick, asymmetrical, falcate, the 

 tips decurved, those of the under row 

 trowel-shaped ; spikes sessile, i'-f long; 

 sporophyls ovate, erose, acute. 



In woods, Quebec, and Labrador to 

 Washington and Alaska. Also in Europe 

 and Asia. Cypress-moss. Heath-cypress, 

 Savin-leaved club-moss. 



10. Lycopodium sitchense Rupr. Alaskan 

 Club-moss. Fig. 109. 



Lycopodium sitchense Rupr. Beitr. Pfl. Russ. Reich. 3 : 

 30. 1845. 



Stems prostrate, 8'-is' long, nearly superficial, 

 sending up numerous aerial stems, these several 

 times dichotomous, the branches terete, vertical, 

 forming compact tufts 2'-$' high, with few or 

 numerous stronger projecting fertile branches; 

 leaves of the branchlets 5-ranked, appressed or 

 spreading and curved upwards, linear, thick, entire, 

 acute; spikes sessile or upon short (up to 1' long) 

 minutely bracteate peduncles, solitary, cylindric; 

 sporophyls ovate, acuminate or long-subulate, the 

 margins erose. 



In cold woods, Labrador and Quebec to Alaska, south 

 to Washington, New York and northern New England. 



