758 
374. Hypnum. 14. MUSCI. Pl.cell.foL 
25. Hypnum albicans. Whitish feather-moss. 
Leaves upright, spreading, ovate, lanceolate, pointed, 
streaked, uncut; main rib reaching halfway; capsules ovate, 
drooping ; peduncles smooth ; lid conical. 
Hypnum terrestre e rectum humilius albicans, ramulis teretibus, Dillen 
in Rail Syn. S3, 19. 
Hypnum albicans, Necher Muse. 180 ; Engl. Bot. 1300. 
On sandy open places. 
h. Stein with the leaves not flat , lower part bare ; leaves on 
all sides , uniform in their direction , serrated; main rib 
shorter than the leaf or 0. 
26. Hypnum alopecurum. Foxtail feather-grass . 
Stem upright ; below simple, naked ; above branched, 
branches in bundles ; leaves concave, ovate, elliptical, point- 
ed, serrated, main rib nearly reaching the tip, edge turned 
over; capsule ovate, drooping; lid beaked. 
Hypnum palustre erectum, arbusculam referens, ramulis subrotundis, 
Raii Syn. 81,8. 
Hypnum alopecurum, Lin. S. P. 1594; Engl. Bot. 1182. 
On shady banks, in woods. 
27. Hypnum dendroides. Treelike feather-grass. 
Stem upright; below simple, naked; above branched, 
branches in bundles ; leaves ovate, lanceolate, streaked, 
serrated at the tip, main rib nearly reaching the tip ; capsule 
upright, ovate, cylindrical; lid beaked. 
Hypnum erectum, arbusculam referens, ramulis subrotundis confertim 
nascentibus, Raii Syn. 81, 9. 
Hypnum dendroides, Lin. S. P. 1593; Engl. Bot. 1565. 
Leskea dendroides, Hedw. S. Muse. 228. 
Neck era dendroides, Swartz M. Suec. 71. 
Climacium dendroides, Mohr. Germ. 
In woods and moist pastures. 
Columella in dry weather raises the lid spirally, and al- 
lows the escape of the seeds, moisture contracts the colu- 
mella in the same spiral manner, and again closes the cap- 
sule : inner peristome segments cleft at the base. 
i. Stem with the leaves not flat , leafy below ; leaves on all 
sides , uniform in their direction, serrated , main rib shorter 
than the leaf or 0; capsules upright. 
28. Hypnum curvatum. Bent feather-moss. 
Branches in bundles, bent; leaves ovate, elliptical, con- 
cave, serrated at the tip; main rib disappearing beyond ,the 
middle; capsule ovate, upright; lid beaked. 
