202 FLORA OF WASHmGTON AND VICINITY. 



1263. Phascum alternifolium, Brid. 



1264. Phascum subulatum, Sclireb. 



1265. Phascum Sullivantii, Schinap. 



1266. Bnichia flexuosa, Scliwaegr. 



1267. Weisia viridula, Brid. 



1268. Trematodon longicollis, Rich. 



1269. Dicranum vsirium, Hedw. 



1270. Dicranum heteromallum, Hedw. 



1271. Dicranum scoparium, L. 



1272. Ceratodon purpureus, Brid. 



1273. Leucobryum glaucum, Hampe 



1274. Leucobryum minus, Hampe. 



1275. Pissidens minutulus, Siilliv. 



1276. Pissidens osmundioides, Hedw. 



1277. Trichostomum pallidum, Hedw. 



1278. Trichostomum glaucescens, Hedw. 



1279. Barbula unguiculata, Hedw. 



1280. Barbula caespitosa, Schwaegr. 



1281. Pottia truncata, Br. & Sch. 



1282. Tetraphis pellucida, Hedw. 



1283. Drummondia clavellata, Hook. 



1284. Orthotrichum Canadense, Br. &, Sch. 



1285. Schistidium apocarpum. Br. & Sch. 



