BRYACE^E.] 171 [Bryum. 



in fragments ; processes of endostome when dry, projected between 

 the incurved teeth, cilia shortly appendicnlate. 



HAD. Walls and shady ground. Fr. 6 9. 



This may be distinguished from B. pallescens and cesspiticium by the 

 synoicous infl., and the narrower caps, with a longer neck and narrower 

 mouth. 



13. BRYUM BIMUM Schrtb. 



Synoicous; in tall dense tufts. Leaves spreading ovato-lanc., 

 decurrent, cuspidate with the excurrent nerve, the margin recurved. 

 Caps, pendulous, oblong-pyriform, lid large, mammilar. (T. LXXI, A.) 



SYN. Bryum lane, bimum, setis et caps, longis pendulis p.p. DILL. Hist. muse. 405, t. 51, f. 73 F. 

 et Herb. 



Bryum bimum SCHREB. Spic. Fl. Lips. 83 (1771). ROTH Fl. germ, iii, P. I, 243 (1800). 

 TURN. Muse, hibern. 137 (1804). FUNCK Moost. 49, t. 31 (1821). BRID. Bry. univ. i, 

 678, p.p. (1826). BR. SCH. Bry. eur. fasc. 6 9, p, 50,1. 21 (1839). C. MUELL. Synops. i, 

 257 (1849). RABENH. Deutsch. kr. fl. ii, S. 3, 213 (1848). WILS. Bry. br. 238, t. 49 

 (1855). SCHIMP. Synops. 357 (1860), 2 ed. 430. BERK. Handb. br. m. 192 (1863). 

 MILDE Bry. siles. 210 (1869). DE NOT. Epilogo 386 (1869). HOBK. Synops. 116 (1873). 

 HUSN. Mouss. nord-ouest 122 (1873), Muse. gall. 249, t. 68 (1889). JURATZ. Laubm. 

 oest.-ung. 267 (1882). BOUL. Muse, de Fr. i, 267 (1884). LESQ. JAMES Moss. N. Amer. 

 229 (1884). 



Mnium bimum BRID. Muse. rec. II, P. Ill, 93 (1803), Sp. muse. II, 53 (1812), p.p. 

 Bryum pscudotriquetrum ft. SCHWAEG. Suppl. I, P. II, 211 (1816). 

 Bryum ventricosum p p. HOOK. TAYL. Muse. br. 124 (1818). 



Synoicous; in dense shorter or taller tufts, green or olivaceous 

 above, brown or blackish at base; stems with rufous tomentum, 

 fastigiate-branched. Leaves semiamplexicaul, decurrent, patulous, 

 when dry laxly imbricated and a little twisted, outer comal elliptic 

 shortly acuminate, median oblong-lane., shortly cuspidate with the 

 reddish-brown excurrent nerve, lower ovate or elliptic, shortly pointed, 

 margin revolute with a limb of 2 4 rows of narrow cells, bluntly serrate 

 at apex. Caps, pendulous on a long seta, obovate- or oblong-pyriform, 

 slightly constricted below the mouth when dry, ferruginous-brown, lid 

 mammilar, large; membrane of endostome prolonged. 



HAD. Bogs and marshy ground. Fr. 6 7. 



'This moss was long confounded with B. ventricosum DICKS, but differs in 

 the synoicous infl., the leaves also are more divergent and laxer, distinctly 

 cuspidate, and the capsule shorter and more regular. 



