OF PACIFIC COAST MOSSES. 29 
axils of the branch leaves, and bear very small oval-pointed, entire or slightly dentic- 
ulate leaves, without costa and with a loose reticulation. Other specimens also gath- 
ered by Mr. Bolander, and marked ‘“‘shaded rocks, Yosemite Valley,” are of a pale 
green color, with short stems, and without any trace of stolons. 
195. Neckera Douglasii, Hook. 
Hab. on trees, Marin Co., Mendocino City, ete., Bol.; Oregon, Wilkes’ U.S. 
Lexp.; Vancouver Island, Wood. 
ALSIA, Sulliv. 
196. <A. Californica, Sulliv. 
Neckera Californica, Hook. and Arn. 
Hab. on trees and rocks ; very common along the coast, Bol., Big.; Oregon, 
Withes’ U. S. Exp. 
197. A. longipes, Sulliv. and Lesqx., Musci Exsice. Amer., Ed. 2d, No. 399 ; Dioica, 
pinnato ramulosa, subfrondiformis, compressiuscula foliosa. Folia oblongo- 
lanceolata, breviter acuta, superne grosse serrata, minute ovali-areolata, 
costa ultramedia apice dorsali denticulato ; pericheetialia abrupte filiformi 
attenuata ; capsula cylindracea, in pedicellum subuncialem perichxtio quad- 
ruplo longiorem defluente ; peristomio 1-2 ciliolato, operculo calyptraque 
A. abietine. 
Hab. on rocks in deep canons, Oakland, Bol. 
198. A. abietina, Sulliv. 
Neckera abietina, Hook. 
Hab. on trees, common in California, and gathered by all the botanists who 
have explored the country. 
ANTITRICHIA, Brid. 
199. A. curtipendula, Brid. 
Hab. Mt. Diablo, sterile, Bol. It is a peculiar form, with closely appressed 
leaves and julaceous branches. Oregon, Wilkes’ U. S. Exp.; Vancouver 
Island, Wood. 
Var. C. gigantea, Sulliv. & Lesqx., Musci Exsicc. Amer., Ed. 2d, No. 356. Valde 
robusta, atro-viridis, foliis latioribus, homomallofaleatis, capsula cylindrica 
longiori. 
Hab. on rocks and trunks of living trees, Redwoods, Bol. 
200. A. Californica, Sulliv. 
Hab. on shaded rocks, and sandstone boulders, Oakland, Bol. 
HOOKERIACE2. 
HOOKERIA, Tayl. 
201. H. acutifolia, Hook. 
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