line; beak slender, inclined; calyptra cucullate; leaves channelled lax; stems perennial, cæspitose. 36.
Weissia (6). Caps. oblong-ovate, smooth, teeth lanceolate or linear lanceolate, free at base, without medial line, convex, sometimes perforate and bifid; leaves of close texture; stems as above. 33.
Anacalypta (22). Caps. oval on a long straight pedicel; teeth united at base by a membrane, plane, lanceolate, entire or perforate, no medial line; leaves succulent with lax areolæ; stem annual or biennial. 57.
[double dagger][double dagger] Caps. globose, nearly horizontal.
Discelium (64). Almost stemless; caps. decurrent into the suddenly bent neck; teeth lanceolate, cleft half-way from base upwards; leaves few minute, gemmiform. 133.
Catascopium (63). Caps. smooth, shining, neck bent, and tapering into the seta, mouth somewhat oblique; teeth short truncate, irregular, barred, with a medial line; leaves numerous, nerved, of firm texture. 132.
Conostomum (62). Caps. cernuous, obscurely furrowed when dry; teeth linear-lanceolate, barred, converging and united together into a cone; perennial. 132.
- * * Teeth 16, deeply bifid, equidistant.
[double dagger] Caps. erect, symmetrical.
Desmatodon (23). Caps. oval or oblong, sometimes almost pendulous; teeth subulate, united at base by a mem-
