Se triangularis Hook. — —? Erect porennte® clabrous herbs 
i the stems 60-100 om. tall or more, leafy through- 
out; leaves deltoid-ovate, frequently somewhat hastate, their blades 4-12 om. 
Tong, mostly short-acuminate, cordate or subtruncate at the base, both sur- 
faces glabrous, the margins sharply and closely toothed, the teeth 1-3 mme tall, 
more or less deltoid, the lowermost on petioles 3-8 om. long, the uppermost 
nearly sessile; heads few, displayed in more or less flat-topped or convex 
terminal clusters; involucres bell-shaped, their bracts 6-9 mme long, linear or 
linear-lanceolate, rather blunt and pubescent at the tips, for the rest, glabrous; 
ray-corollas 14-15 mn. long; achenes 4 mm. long, the white pappus 6-7 mm. long. 
Common in boggy moist places in the woods 
at lower elevations ani in sub-= 
alpine meadows. f 
yt 
om ot ature 
re ade ene BOS nas bt 
Ld A oe ‘ 
