164 Rhodora [AvGUsT 
on muck or stones in rivulets or among moss, lower Cafion Creek 
valley. 
OSCILLATORIA CHALYBEA Mertens. Wet rocks and among mosses, 
parkland of Cafion Creek and Prairie Mountain. 
OsciLLATORIA FORMOSA Bory. Wet rocks and among mosses, 
parkland of Cafion Creek and Prairie Mountains. 
OSCILLATORIA PRINCEPS Vauch. In a parkland pool among mosses, 
Cafion Creek. 
OSCILLATORIA SPLENDIDA Grey. In a parlkand pool among mosses, 
Cañon Creek. 
SCHIZOTHRIX Sp.? Abundant in red surface mud from a dried pool, 
parkland, Cafion Creek. 
ScYTONEMA MYOCHROUS (Dillw.) Ktz. The major item among moss 
and over bottom mud of several parkland pools in Cafion Creek valley 
and on Prairie Mountain. Occasional in many collections. 
STIGONEMA INFORME Ktz. From the bank of a rivulet on the east 
side of Prairie Mountain. 
STIGONEMA OCELLATUM (Dillw.) Thuret. Abundant in a few pools, 
parkland of Cafion Creek and the Spillamacheen. 
SYNECHOCOCCUS AERUGINOSUS Naeg. Occasional in muck in park- 
land pools, widely distributed. 
 TOLYPOTHRIX LANATA (Desv.) Wartm. Occasional in muck in 
parkland pools, in two cases in Cafion Creek valley the major item. 
TOLYPOTHRIX PENICILLATA (Ag.) Thuret. On stones in side pools 
of rivulets, Cafion Creek valley and on Prairie Mountain; the major 
element where found. 
CHLOROPHYCEAE 
ANKISTRODESMUS FALCATUS (Corda) Ralfs. Pools, parkland of 
Cafion Creek and Prairie Mountain, scarce. 
ASTEROCOCCUS SUPERBUS (Cienk.) Scherffel. Pools on Prairie 
Mountain and in the Spillamacheen Valley, scarce. 
CHAETOPHORA ELEGANS (Roth) Ag. Abundant ina watering trough 
by the road from Golden to Windermere. 
CHAETOSPHAERIDIUM GLOBOSUM (Nordst.) Kleb. On algae in 
pool, parkland, Cañon Creek. Scarce. 
CHLAMYDOMONAS NIVALIS (Baur) Wille.? Forming Red Snow 
below a ittle glacier on the west side of Cañon Creek valley. Red 
Snow was also seen near the head of a branch of the Spillamacheen. 
