242 BRYACE.E. [Mniitm. 



fugacious. Capsules on long often clustered pedicels, inclined 

 or pendent, ovate-oblong or subglobose, the short colluin ab- 

 ruptly narrowing to the pedicel. Lid mammiform or convex- 

 conical, more or less long-beaked. Peristome as in JBri/tcm, the 

 inner membrane reaching the middle of the teeth ; cilia 2 or 3, 

 not appendiculate at the ai'ticulations. Annulus narrow, revolu- 

 ble. Spores minute. — Astrophyllum^ Neck. 



* Leaves margined, simply serrate, 

 •i- Floioers bisexual. 



1. M. CUSpidatum, Pledw. Plants simjile, with creeping 

 or suberect stolons : leaves decurrent, the lower obovate, the 

 comal obovate-oblong, the ])evicha3tial sjoatulate, those of the 

 stolons round-obovate, all ajticulate-mucronate or short-cuspidate 

 by the excurrent costa, margined by a triple row of brown cells 

 and solid yellow teeth : capsule single, subpendent, oval, light 

 brown ; lid higlily convex, obtuse or papillate ; outer peristome 

 yellow, the inner orange, solid ; segments broadly open on the 

 keel, filiform and apiculate at the apex ; cilia . generally three. 

 — Spec. Muse. 192, t. 45, fexcl. var. ; Bryol. Eur. t. 396. M. 

 silvaticimi, Lindb. Mniac. Eur. in Faun. Flor. Fenn. ix. 59. 



Hab. Shaded places on the ground ; common. 



2. M. Nevii, Muell. Plants short, yellowish green above ; 

 stems sim})le, clavate : stem-leaves close, spreading or reflexed 

 when moistened, fleshy, decurrent and narrowly wedge-form at 

 base, enlarged upward and spatulate-ovate or orbiculate, acu- 

 minate or aristate by the excurrent costa, with the point more 

 or less flexuous ; borders acutely dentate or ciliate ; cells of the 

 areolation small, regularly hexagonal, green and chlorophyllose, 

 yellowish on the border ; perichjetial leaves few, small, lanceo- 

 late-acuminate, entire, bordered above only l)y a narrow margin : 

 capsules aggregated (2 or 3), cylindrical-oblong, enlai'ged at 

 base ; pedicels yellow, flexuous : lid and calyptra not seen. — 

 Regensb. Flora, Ivi. 480 (1873). 



Hab. Portland, Oregon [R. D. Nevius). 



The species is allied to M. cuspidatum, but is recognized at first sight 

 by its simple clavate stems. 



3. M. venustum, Mitt. Plants erect, pale green or greenish 

 yellow ; stems erect, rigid, simple or once forked, densely foliate 



