18 
POLYANDRIA 1H — PENTAGYNIA. 
DELPHINIUM. Gen. Pe. 
Calyx 0. Petala 5. 
Nectarium 2-fidum, 
postice in calcar ca- 
vum productum. Cap- 
sules 1-3 
1. Tricorne. 
D. petioiis basi vix 
dilatatis,glabris; foliis 
5-partitis; lobis 3-5 
fidis, lobiilis lineari- 
bus; nectario corolla 
breviore; capsulis a 
basi patulo — reflexis 
arcuatis. 
Mich. 1. p. 314. Pursh. 2. p. 
Calyx 0. Petals 5. 
Nectarium 2-cleft at 
base extends into a 
hollow spur. Capsules 
1-3. 
Petiole at base 
scarcely dilated and 
glabrous; leaves 5 
parted, lobes 3-5 cleft 
with the segments li- 
near; nectary shorter 
than the corolla; cap- 
sules arched, expand- 
ing from the base. 
71. De Candolle 1. p. 356. 
Root perennial, somewhat tuberous. Stem 8 — 12 inches high, glabrous. 
Petioles 2 — 4 inches long, pubescent near the summit. Flowers in ter- 
minal racemes, large, bright blue, hairy on the outside. Spur straight, 
shorter than the corolla. Capsules 3, divaricate, acuminated with a per- 
sistent style. 
Grows among the highest mountains of Carolina. Mich. 
Flowers April and May. 
2. Azdreum. 
D. petioiis basi vix 
dilatatis ; foliis 3 — 5 
pai'titis, multifidis, lo- 
bis linearibus; race- 
mo stricto; nectario 
apice barbato, basi 
et latere inferiore vil- 
losissimis. 
Petals scarcely di- 
lated at base; leaves 
3 — 5 parted, many 
cleft, with the seg- 
ments linear; race- 
mes straight ; nectary 
bearded at the sum- 
mit, at base and on the 
lower side veryvillous. 
Mich. 1. p. 314. Pursh. 2. p. 37 1. De Candolle 1. p. 356. ’ 
D. carolinianum Walt. 135. 
