672 
MUSCI. (MOSSES.) 
§ 6. Stems ascending; the branches short, pinnately disposed: leaves 
shining, oppressed , convolute at the pointed tips of the branches .— 
Cuspidata. 
17 H. Cl(Spi<l;\tllIll, L. Upper branches sharp pointed; leaves 
oppressed, ovate, acute, entire, nerveless ; pedicels elongated ; capsule 
oblong, erect-nodding; lid conic, obtuse. — Swamps, Ohio. 
18. II. Schrcberi, Willd. Branches rather compressed, taper¬ 
ing ; leaves imbricated, shining, ovate, concave, entire, faintly 2-nerved 
at the base ; pedicels aggregated , long and slender; capsule oblong, 
nodding; lid conic, acute. — On the ground, in hilly districts. — Its 
red stems form a striking character. 
19. H. cordifolium, Hedw. Leaves loosely disposed, ovate- 
heart-shaped, obtuse , concave, entire, diaphanous, the reticulation at 
the base large, nerve slightly excurrent; capsule oblong, drooping; 
lid conic. — Swamps. 
§ 7. Stems 2-3-4 -pinnately branched", branches spreading, rigid, at¬ 
tenuated : leaves minute, fragile, with a dense areolation: pedicels 
aggregated. — Tamariscina. 
20. H. tavimrlscilllllll, Hedw. Stems procumbent, 3 -pin¬ 
nately branched ; leaves oppressed when dry, heart-ovate , more or less 
pointed and acute, crenulate-serrate, papillose on the back, not shining, 
the nerve vanishing near the apex ; capsule oblong, nodding ; annulus 
very distinct; lid conic , with a long curved beak. — On the ground and 
old logs ; the most common of all. 
21. !I. milllttullllll, Hedw. Near the last, but much smaller 
throughout; stems not so compound ; leaves less evidently papillose, 
and more crisped when dry. — In similar situations. 
22. II. grdcile, Bruch & Schimper. Stems procumbent, 
rooting; divisions simply and densely pinnate ; leaves as in No. 20 , 
capsule oborate-oblong, nodding ; lid hemispherical-apiculate. — Woods, 
on rotten logs, Ohio. 
23. II. SCltum, Beauv. Mode of growth of No. 22 and the 
foliage of No. 20; but the capsule cylindrical, almost erect; lid conic , 
beaked .— Hilly districts, on the base of trees, particularly the Beech. 
24. II. splendens, Hedw. Stems ascending, 2 pinnate, the 
branches interruptedly crowded ; leaves loosely imbricated, spreading, 
heart-ovate and ovate-lanceolate, pointed, serrulate at the apex, shin¬ 
ing, 2-nerved at the base ; pedicels clustered ; capsule ovate, nodding, 
lid conic, beaked. —On the ground, Alleghany Mountains and north¬ 
ward. Distinguished from No. 20 by its smooth shining leaves, an 
red stems (3 , -5 / long). 
25. II. limbratnm, Ehrhart. Stems ascending, loosely and 
irregularly 2-pinnate; branches elongated, flexuous; leaves heart- 
shaped, pointed, shining, plailed-striate, strongly serrulate, with two 
