10 LESQUEREUX — CATALOGUE 
TRICHOSTOMUM, Hedw. 
45. T. rigidulum, Smith. 
Hab. on rocks subject to overflow on Russian River, opposite Ukiah, Bol. ; 
Vancouver Island, Lyall. 
46. TL tophaceum, Brid. 
Hab. limestone rocks, constantly watered by a spring, Ukiah City; Fort 
Point, ete., Bol. ; Cajon Pass, By. 
47. T. anomalum, Schp. 
T. corniculatum, Wahl. 
Hab. Oakland Cajion, Bol.; a few sterile stems mixed with Hypnwm leuco- 
neurum ; Vancouver Island, Lyall; California, Coulter. 
48. TT. flexipes, Brch. & Schp. 
T. crassinerve, Hmp. Muse. Calif. 
Hab. in shaded grounds and decayed trunks, Bol., Big., Bauer ; near San 
Rafael, and also in the mountains of the Coast Range, Mendocino, Bol. 
DESMATODON, Brid. 
49. D. Californicus, Spec. nov. 
D. nervosus, var. B. edentulus, Sulliv. & Lsqx., Muse. Exsice. Amer., 2d Ed., 
No. 121. 
D. nervoso proximus, differt: caule breviore, foliis confertis, arctius imbri- 
catis, brevi-acutis, vel nervo sub apice evanido obtusis, nervo medio inflato 
latiori, peristomii dentibus albidis, capsulo annulato. 
Hab. on decayed ground and old walls of clay, (adobe) San Francisco, Bol. 
Though the differences between both species are slight, the presence of an 
annulus, the broader, more inflated costa of the shorter generally obtuse leaves, appear 
the specific characters of the California moss. 
r 
50. OD. latifolius, Hedw. 
Hab. slopes of Tuolumne Cajon, Bol. 
Var. B. mutieus, Breh. & Schp. 
Hab. Mt. Dana, 11,000 to 11,500 feet ; Tuolumne Cafion, Bol. ; Silver Val- 
ley, on exposed soil, 8,000 to 9,000 feet, Brew.; common in the mountains 
along water courses, Cascade Mountains, Lyall. 
51. D. systilius, Breh. & Schp. 
Hab. foot of Mt. Dana, Bol. 
52. D. Guepini, Brch. & Schp. 
Hab. on the ground, bank of a run, Oakland, Pol. 
