Bnrbula.] BRYACEiE. 117 



when moist, ovate-oblong, obtuse or slightly acute, concave, 

 with a round yellowish costa excurrent into a smooth more or 

 less enlarged hair ; meshes of the areolation minutely quadrate 

 to near the base, there becoming loose and rectangular : male 

 plants smaller: capsule elliptic-oval, narrow, slightly curved, 

 smaller; teeth reddish, twice twisted; annulus compound. — 

 Muell. Muse. Sard. 1829 ; Bryol. Eur. t. 141. Tortula crassi- 

 nervis, DeNot. ; Lindb. Trichost. 236. 



Hab. Dry ravines on Williams Fork of the Colorado, with B. mem- 

 brauifolia [Bigelow). 



§ 3. CuNEiFOLiJS. Plants short: leaves soft, more or less 

 papillose, ovate or spatulate-ohlong, with a round naked 

 costa: teeth of the peristome long, closely many times 

 tioisted. 



6. B. cuneifolia, Brid. Monoecious: plants ^ to 1 cm. 

 long, soft, simple, subcesi^itose : lower leaves distant, broadly 

 ovate, short-acuminate, the upper crowded and rosulate, oblong- 

 obovate or spatulate, abruptly acuminate or apiculate ; costa 

 vanishing below the apex, sometimes prolonged into a mucro, 

 rarely into a short hair-point ; areolation loose : male flowers 

 1-3-leaved : calyptra lai-ge, descending to below the middle of 

 the capsule : pedicel reddish : capsule elliptic-oblong, scarcely 

 incurved ; teeth attached to a somewhat long tubular mem- 

 brane ; annulus simple, falling off in fragments, — Bryol. Univ. 

 i. 549; Bryol. Eur. t. 156. Brynm cxineifoliitm, Dicks. Plant. 

 Crypt, iii. 7. Tortula cuneifolia, Roth ; Lindb. Trichost. 



237. 

 Hab. Clay soil, near Oakland, California (Bolander). 



7. B. Vallliana, Schultz. Monoecious : plants | to 1 cm, 

 long, gregarious or subcespitose : leaves soft, the lower oblong, 

 the upper oblong or Ungulate, undulate on the borders, mar- 

 gined by a row of yellowish cells, distinctly crenulate, flat or 

 reflexed, mucronate or subulate by the excurrent costa : male 

 floAvers terminal on short slender branches : capsixle long, cylin- 

 drical, narrow, slightly curved ; lid short-subulate ; teeth long, 

 attached to a quadrately tessellate basilar membrane, closely 

 convolute ; annulus broad, compound, — Recens, Barb. 222, 

 t. 34; Bryol, Eur, t. 157. Tortula Vahlia^ia, Wils. ; Lindb. 

 Trichost. 237. 



Hab. Clay soil; Cajon Pass (Bigelow), and Monte Diablo {Bolander). 



