¥ 
) A. elata (Nutt) Greene. —> Perennial herbs with several basal 
leaves 10-30 cm. long, oblanceolate or linear-oblanceolate in outline, acute, 
attenuate below, sparingly villous on both surfaces; peduncles 30-50 cm. 
tall, sparingly villous; bracts 15-25 mm. long, oblong-lanceolate, acute, 
the inner rather thin and membranous, the outer ciliate near the base; 
corollas yellow; achenes 6 mm. lons, tapering into a slender’ beak nearly 
as long. 
: —— ——> lionmtane meadows » 
“Wf 
£<¥ _A- grandiflora (Nutt.) Greene. -—? Perennial herbs with numerous 
basal leaves 15-50 cm. long, oblanceolate or nearly linear in outline, 
attenuate, prevailingly more or less irregularly pinnatifid into acute 
Spreading or sickle-shaped segments, <labrous or sparsely villous; peduncles 
50-60 cm. long, woolly at the apex; involucre bell-shaped, the bracts in 
about 5 unequal series, the outer ovate, acuminate, herbaceous, pubescent 
On the margins and toward the base, the inner linear-lanceolate, membranous, 
glabrous, 5-5.5 cm. long at maturity; corollas 15-18 mm. long, yellow; 
achenes 4.5-5.5 nm. long, spindle-shaped, scabrous on the ribs gradually 
attenuate to a threadlike beak 15-15 m. jong which bears upon its expanded 
q@ apex the crown of shining white pappus. 
Frequent in gravelly soil, in dry burns and along roadways at low 
@levaiions. ; ; 
; ' 
r . 
A. scorzoneraefolia (Shrad.) Greene. ———> Perennial herbs with 
several basal leaves 10-50 cm./ long, 5-20 mn. wide, prevailingly narrowly 
oblanceolate, acute, entire 9f toothed toward the middle with spreading 
deltoid teeth, 2-4 mm. tali, glabrous or sparingly Villous, heads solitary 
on stout peduncles 50-60 cm. tall, glabrous or sparingly villous, densely 
wooliy at the base of the involucre; bracts of the involucre sharply 
lanceolate or linear-lanceolate, 15-50 mn. long, disposed in 3-4 subequal 
series, glabrous or sparsely villous, at least on the margins, the inner 
thinner and commonly speckled with purple; corollas 15-16 mm. long, pale 
yellow with purple veins becoming pinkish in age; achenes 6-8 mme long, 
slowly narrowed into a beak 5-4 mm. longs. — ~— : > 
ALY, YW > (de glauca var. scorzoneraefolia Piper). 
Common along roadways in the grassland. 
