274 
Pogonatum tortile Swz. Songo, Nov. 1891 (908). 
Polytrichum juniperinum Hedw. Yungas, 1890 (280). 
Bryum Beyrichianum C. Müll (?).. Yungas, 1890 (566). 
Phyllogonium viscosum Mitt. Yungas, 1890 (565). 
Thuidium delicatulum Lindberg. Yungas, 1890 (482). 
HEPATICAE. 
(Communicated by Mr. Charles Wright.) 
Frullania atrata Nees. Yungas, 1890 (567). 
Radula Xalapensis Nees et Mart. (?) Yungas, 1890 (511a). 
Jsotachis Sp. Yungas, 1890 (713, a). 
Micropterygium vulgare Nees. Songo, Nov. 1890 (908a). 
Marchantia polymorpha L. Songo, Nov. 1890 (910). 
Reboulia hemispherica Raddi. Yungas, 1890 (605). 
LICHENES. 
(Communicated by Dr. J. W. Eckfeldt.) 
Baeomyces imbricatus Hook. Yungas, 1890 (713). 
Cladonia rangiferina (L.) Hoff. Vic. La Laz, 10,000 ft. 1889 (20, a). 
Cladonia ceratophylla Eschw. (Sterile.) Yungas, 1890 (568). 
Cladonia peltata Spreng. (Sterile) Yungas, 1890 (570). e 
determined by Dr. H. Mueller.) 
Peltigera canina Hoffm. Yungas, 1890 (296. 
Theloschistes chrysophthalmus (1..) Norm. Vic. La Paz, 10,000 ft. 
1889 (135, a). 
Usnea barbata (L.) Fr. Vic. La Paz, 10,000 ft. 1889 (135. 
Stereocaulon virgatum Nyl. Vic. La Paz. 10,000 ft. 1890 (225). 
FUNGI. 
(Communicated by Mr. Charles Wright.) 
Stereum caperatum Berk. Yungas, 1890 (295). 
ALGAR 7: 
(Communicated by Mr. Charles Wright.) 
Rhizoclonium sp. (other Algae are also intermixed). Vic. La Paz, 
10,000 ft. 1890 (164). 
Enteromorpha intestinalis Link. 
| Rhizoclonium sp. Vic. La Paz, 10,000 ft. 1890 (166). 
