GES H, canadense var, columbianum (Rydb.) Piper, > Perennial herbs 30-90 
em. tall, the stems commonly decumbent, thinly pubescent with branched hairs, 
especially in the inflorescence, the lowermost internodes hirsute; lowermost 
leaves oblanceolate or ewen Spatulate, tapering to an indefinite petiole, | 
subentire, 5-10 om. long, the lower or median leaves oblong or elliptical, 
2-15 cm. long, acute at both ends, sharply and remotely toothed, the teeth 
5-2, tall, passing into the lanceolate, very acute and quickly diminished 
~ 
upper leaves which are sessile and narrowed toward the base, but somewhat 
rounded, all paler and sparingly pubescent on the lower surfaces with branched 
hairs, the lowermost thinly hirsute with hairs similar to those on the stems; 
heads numerous and showy in robust individuals, in Cymose panicles 25-830 om, 
long, the branches of which are rather widely ascendant; involucres of 5-5 
series of unequal narrowly lanceolate glabrous bracts, the inner of which 
Ty are 8-9 mm. long; flowers bright yellow, their corollas 10-12 mm, long; the 
tube usually thinly villous; achenes 2e7-5.2 mm, long, 
Frequent in the northern part of our region at lower elevations, less 
so in the south, occurring in moist ground, often times on ledges neer 
water, Priest Re Valley is the type locality for this variety (MacDougal 109). . 
scabriusculum (Schwein.) Epling. Similar in every way to var, 
columbianum except in the absence of the coarse hairs at the base of the 
stem and the presence of mimute conical hairs in the inflorescence and 
upon the ldaves, making them rough. (H..scabruisculum Schwein.) . —With var, 
columbianume, 
