10 
ding in 
covered with snow to a depth of 10 to 40 feet and exten se 
drifts far down the slopes even on the south side. Many 
esting alpine forms were encountered. 
most unfavorable for wo 
which much attention was given was that of a peninsula at the 
southern end of Flathead Lake, from which an ascent in the 
mountains at South-end pass was made by the author. Big 
IG, Sand dune on Flatbed prairie. A clump of Symphoricarpos, has been 
nearly see a by the advancing sand. (After a photograph by Professor M., J. 
Elrod. ) 
Fork, a small settlement near the mouth of Swan River on 
Flathead Lake was reached on July 4th. A small frame build- 
ing at this place serves as a summer biological station for the 
university. 
The building furnishes facilities for the preparation of museum 
material, fixing and hardening of forms for morphological study, 
facilitics for photography, and the usual dissecting and microscopical 
practice. Rowboats, sailboats, and a naptha launch were used in 
making collections and observations on Flathead Lake and its 
tributaries, and long excursions were made by chartering one of 
the two large steamers which ply regularly across it. Among 
the smaller boats was a canvas rowboat which could be taken 
