CATALOGUE. 
399 
New York and Pennsylvania. Var. subcylindeica, Br. & Sch. Sardinia. 
In a wet meadow near Carson City, Nevada ; May. (1,381.) 
PoTTiA Heimii, Hook. Nearly all Europe ; Western South America to 
Cape Horn ; Saskatchewan and Rocky Mountains of British America, (Drum- 
mond, Bourgeau ;) Colorado, (Hall ;) Mount Dana, California. On stream- 
banks in the West Humboldt Mountains, Nevada, and in the Wahsatch ; 
4,500-6,000 feet altitude. (1,382.) 
Anacalypta latifolia, Nees & Hsch. This singular and elegant alpine 
plant may be readily recognized by its short stem and gemmiform clustered 
apex, julaceous obtuse leaves of a bright silvery hue, and glossy chest- 
nut-brown capsule. — Alpine regions of Europe ; Davis Strait, (Taylor ;) 
Rocky Mountains of British America, (Drummond.) On rocks at the head 
of Bear River in the Uintas; 11,000 feet altitude; August. (1,383.) 
Desmatodon latifolius, Br. & Sch. Alpine and subalpine Europe ; 
Greenland ; Labrador ; Rocky Mountains of British America, (Drummond ;) 
Colorado, (Hall ;) Cascade Mountains, Washington Territory, (Lyall ;) Mount 
Dana, California. Var. muticus, Br. & Sch. On wet shaded rocks and 
stream-banks in the East Humboldt Mountains, Nevada, and in the Wah- 
satch; 8-9,500 feet altitude. (1,384.) 
Desmatodon flavicans, Br. & Sch. Central Europe ; Wisconsin ; 
Rocky Mountains of British America, (Drummond.) Yar. obtusifolius, 
Br. & Sch. On a dry overhanging rock, intermingled with Brachythecium 
Utahense, near Hanging Rock Station in Echo Canon of the Wahsatch ; 
6,000 feet altitude ; July. This rare variety has been heretofore only found 
by Drummond at Lake Winnipeg. (1,385.) 
Desmatodon cernuus, Wahl. Northern and Central Europe ; Rocky 
Mountains of British America, (Drummond.) Differing from Drummond's 
specimens in its longer operculum. On a stream-bank in Ruby Yalley, Ne- 
vada; 6,000 feet altitude. (1,386.) 
DiDYMODON EUBELLUS, Roth. Europc ; Abyssiuia ; New York and 
Pennsylvania; Mount Dana, California. On stream-banks in the ITavallah 
and East Humboldt ranges, Nevada, and on the bark of a tlead pine in the 
Uintas ; 5-8,000 feet altitude. (1,387.) 
DiDYMODON CYLiNDRicus, Nccs & Hsch. Great Britain and Central 
Europe; India; New Hampshire and Peniisylvaiiia. In the West Humboldt 
Mountains, Nevada. (1,388.) 
