Davts : DELPHINIUMS OF NORTH AMERICA. 433 
G. Coats of seeds smooth; roots fasciculately tuberous. 
15. fricorne. 
GG. Coats of seeds winged or wrinkled, roots not tuber- 
ous, but in some grumose. 
H. Roots not grumose. 
I. Sepals shorter than the spur. 
J. Leaves thickish; racemes long. 
16. Andersonit. 
JJ. Leaves not thick; racemes shorter; flowers 
sialon ys. SO ie Wetwk 90 oso 17. Parishiz. 
II. Sepals as long as spur, much surpassing petals. 
18. Parry?. 
HH. Roots coarsely granular or grumose; carpels 
always 3, seeds wing-margined. 
I. Pedicels longer than the flowers ; follicles spread- 
iIneAWheEnIMatUtesces cnn ao<ne-b <= <2 19. Menziesii. 
II. Pedicels shorter than flowers; follicles spread- 
ingvonby ab tipscsssiacetsecke's ose 20. pauciflorum. 
EE. Natives of Asia but introduced to American gardens. 
F. Sepals somewhat persistent; bractlets opposite, lanceo- 
late, entire, near the flower......... 21. Brunonianum. 
FF. Sepals deciduous; bractlets alternate, linear, or linear- 
lobed, distant from flower......... 22. Cashmirtanum. 
DD. Height more than 1% feet (except in a few cases). 
E. Seeds wrinkled or scaly, hardly winged (except in 28 and 
29) ; all native of the United States except 23. 
F. Follicles always 3. 
linger petals: violets... 455550. 7stsaei es 23. altissimum. 
GG. Upper petals yellowish, or yellow with blue tips. 
H. Inflorescence a crowded, erect, pyramidal raceme. 
24. exaltatum. 
HH. Inflorescence open and somewhat branching ; 
pedicels. long and slender..:............. 25. Treleast. 
FF. Follicles commonly varying from 3 to 5 on each plant. 
G. Stems more or less leafy. 
H. Sepals and spurs blue. 
I. Stem leafy; radical leaves few. 
26. Carolinianum. 
II. Stem leaves mostly near the base; radical leaves 
many. 
J~ Root a flattish tuber......:.... 27. Oreganum. 
JJ. Root woody-fibrous.......... ..... 28. Geyert. 
HH. Sepals and spurs chiefly white..29. camporum. 
GG. Stem leafless. 
