OF THE FORTY-NINTH PARALLEL OF LATITUDE. 23 
W. LONGICOLLA, (Bryum) Sw. 
Hab. Cascade Mountains, Lyall. 
W, ALBICANS, Wahl. 
Hab. Galton Mountains, Lyall. 
W. Lupwiıcıı, (Bryum) Spreng. 
Hab. Cascade Mountains, Lyall. 
W. PYRIFORMIS (Linn.). 
Hab. Saskatchewan and Rocky Mountains, Bourgeau ; Cascade Moun- 
tains, Lyall. : 
Brrvm, Dill. 
` B. arcricum, (Pohlia) Brown. - 
- Hab. Rocky Mountains, Bourgeau. 
B. PURPURASCENS, (Pohlia) Brown. 
Hab. Rocky Mountains, Bourgeau. 
B. ULIGINOSUM, B. et S. 
Hab. Rocky Mountains, Bourgeau. 
.. B. Browntt, B. et S. 
Hab. Rocky Mountains, Bourgeau. 
B. CÆSPITICIUM, Linn. 
. Hab. Saskatchewan, Bourgeau ; Pack River, Cascade Mountains, Kettle 
Falls, and Galton Mountains, Lyall. 
B. PALLESCENS, Schleich. 
Hab. Cascade Mountains, Lyall. 
B. BIMUM, Schreb. 
Hab. Saskatchewan and Rocky Mountains, Bourgeau ; Fort Colville and 
Galton Mountains, Lyall. 
B. PSEUDOTRIQUETRUM, Hedw. 
Hab. Rocky Mountains, Bourgeau; Fort Colville and Galton Moun- 
tains, Lyall. 
B. Dvvarri, Voit. 
. Hab. Fort Colville, Lyall. 
B. TURBINATUM, Hedw. 
Hab. Galton Mountains, Lyall. 
B. CAPILLARE, Linn. 
Hab. Vancouver Island, Pack River, and Galton Mountains, Lyall. 
B. ARGENTEUM, Linn. 
Hab. Rocky Mountains, Bourgeau. 
ORTHOTRICHACEE, Mitten. 
ORTHOTRICHUM, Hedw. 
OO. PALLENS, Bruch. 
Hab. Pack River, British Columbia, Lyall. 
