NOTES ON THE BOTANY OF MANITOBA. 298 
would grit if —— could get it. No other species of rose —— 
distinct from this (or these) appears to grow o e prairie.— 
R. Sayi Save A few plants (in seed) observed at one s a in 
a thicket among the sand-hills on July 24th. Not seen elsewhere 
Parnassia palustris L. ie abundant in sleughs, beside lakes, 
&e. July and early August. 
euchera hispida Para. Prairie about Carberry. Rather 
sparingly. July. 
Eptlobium angustifolium L. ‘“ Fireweed,” commonly so-called 
because, though unseen at other times, it freque ntly springs up in 
great abundance in a bluff after it has been devastated by the fire. 
Sometimes also in corn-fields. y-—E. ais var. lineare Gray. 
Common in the Great Swamp. End o 
(En gs 2 biennis L. On the prairie. = Gomienl July. — O. 
serrulata Nutt. he common on the prairie round Gonteneg in 
July and ae Augu 
Opuntia Missouri DC. Macoun says:—‘ We refer all our 
eastern [? western] forms to this species, but without being certain, 
as specimens have seldom been preserved.” He adds, ‘‘The 
Qu’ ee herve € about two miles from its mouth, and the north 
iniboine above Shell River, are the most eastern 
om a aad I found it, however, fairly abundant on the 
sand round the highest of the sand-hills, which is some 100 miles 
east of the last-named locality. It was just opening its lovely 
sulphur-yellow flowers at the end of July. 
Sanicula Marylandica L. Beside sleughs and in moist places 
n the prairie. Common. Flowers in June. The seeds are 
prehensile, and are probably intended to be dispersed in the wool 
of the buffalo, as the plant grows to a height of three or four feet, 
and there was no other =, haired wild prairi al 
sufficient size to entangle the seeds in its coat when held at this 
tion. Ih 
e win 
Peucedanum feniculatum or sativum? Fairly common on the 
prairie. July and bes ss 
Cornus canadensis Comes about the middle of July on the 
edge of the Great Sam. —C.alba lL. Bank of the Assiniboine 
- Souris mouth. August 10th. it bore very curiously-shaped 
rries. 
Linnea ten Gron. Drier spots in the Great Swamp. Not 
— Mids pat 
Galium boreale trionale R. & S.) Common on the 
prairie at the end of J y: 
Common on the prairie. Flowers 
