44 
MUSCI APPALACHIAN!. 
254. Leptodon trichomitrion. 
Mohr. — Sulliv. Icon. Muse. p. 112, t. 71. 
Hab. On trees and rocks, common. 
255. Neckera pennata. 
Eediv. — Bryol. Europ. V. t. 440. 
Hab. On trees and rocks, common. 
256. Omalia trichomannoides. 
(^Schreh.') — Bryol. Europ.Y. t. 446. — O. Jamesii, 
Schimp. Synop. Muse. Europ. annot. p. 473. 
Hab. On rocks in damp ravines, Central New York, rare; more 
common on the higher mountains. 
257. Omalia gracilis. 
James in Peck'' s Catal. N. York plants. (1869.) 
DifFert ab O. Sendtneriana, cui hand dissimilis, statura 
minore graciliore, ramificatione copiosore, ramulis 
filescentibus flexilibus subjulaceo-foliatis, foliis ratneis 
complanatis duj)lo brevioribus atque angustioribus 
minus obtusis, cellulis paiillum majoribus, j)erigoni- 
alibns ovatis acute acuminatis, etc. — Fl. foem. et 
fr. ignotis. 
Hab. Under ovcrhangins: rocks, New Jersey ; Adirondack and Cats- 
kill Mountains, New York, James, Peck. 
258. Leucodon julaceus. 
(^Hedw.') Schwoigr. — Sulliv. Icon. Muse. p. 110, t. 69. 
Hab. On trees, common. 
259. Leucodon julaceus, pi. masc. 
Hab. Same as the preceding. 
