438 MINNESOTA BOTANICAL STUDIES. 
9. D. viride Wars. Proc. Am. Acad. 23: 268. 1888. 
Root rather thick, branching: plant glaucous, about 2 feet 
high; stems glabrous: leaves pubescent, with segments acutely 
lobed, upper ones more deeply divided and segments narrower : 
racemes open, few-flowered; pedicels 1 to 2 inches long, gla- 
brous or somewhat pubescent; sepals yellowish green, much 
shorter than the stout spur; petals purple, shorter than the se- 
pals, lower ones entire or cleft, villous: follicles 3, not spread- 
ing, very finely pubescent: seeds large, coats dark, wrinkled 
and somewhat winged at the ends. Gravelly bluffs, east base 
of Sierra Madre, Chihuahua, Mex. (ft). 
10; D. bicolor Nutr. Journ. Acad. Phila..7: 1o.'> 1834. 
D. Menziesit Gray, Proc. Acad. Phila. 1863: 57. Not 
1B Oe 
D. Menziestz var. Utahense Wats. Bot. King Exp. 12. 
opts 
Erect, rather stout, % to 1 foot high, from fascicled roots: 
leaves small, thick, deeply parted, and divisions cleft except 
perhaps in the upper leaves, segments linear: obtuse raceme 
rather few-flowered ; the lower pedicels ascending I to 2 inches: 
spur and sepals nearly equal, % inch long or more, blue; up- 
per petals pale yellow or white, blue veined; lower petals blue: 
follicles glabrous or becoming so. May to Aug. Dry woods. 
Colorado, west and north to Alaska. 
Var. Montanense Ryps. Mem. N. Y. Bot. Gard. 1: 157. 
1900. 
Plant glandular-pilose; leaves thicker than in the type. Re- 
gion of Helena and southward into Yellowstone Park (f). 
Var. Nelsonii n. var. D. Velson7 GREENE, Pitt. 3: 92. 1896. 
Roots sometimes slightly fascicled-tuberiform: lowest leaves 
long-petioled: seeds winged as in the type. Southern Wyom- 
ing to middle Colorado (ft). 
Var. cognatum n. var. 
D. cognatum GREENE, Pitt. 3: 14. 1896. 
Much like the type but the root leaves with very broad seg- 
ments, plant glabrescent, or hairy on the flowers: sepals nar- 
rower than the type, spurs often markedly incurved: follicles 
3, glabrous. It is also much like D. Andersonzz, but has some 
stem leaves, and the flowers are different. Western Humboldt 
Mts., Nevada (f). 
