MONOECIA MONADELPHIA. 
649 
JATROPHA. Gen. Pl. 1463. 
Masculi. Calyx 0, 
sive 5-phyllus. Corol- 
la 1-petala, infundibu- 
liformis. Stamina 10, 
alterna breviora. 
Foeminei. Calyx 0. 
Corolla 5-petaIa, pa- 
tens. Styli 3, bifidi. 
Capsula trilocularis. 
Semen 1. 
Sterile florets. Ca- 
lyx 0, or 5-leaved. Co- 
rolla 1-petalled, funnel- 
shaped. Stamens 10, 
alternately short. 
Fertile florets. Ca- 
lyx 0. Corolla 5-petal- 
led, expanding. Styles 
3, 2-cleft. Capsule 3- 
celled. Seed, 1 in each 
cell. 
1. Stimucosa. Michaux. 
J. herbacea, pilis 
stimulosis hispida; foliis 
palmato-lobatis, lobis 
obtusiusculis, subsinu- 
atis dentatisque; cymis 
brevi pedunculatis; co- 
rollis albis. 
Herbaceous, hispid 
with stimulating pric- 
kles; leaves palmate- 
lobed; lobes rather ob- 
tuse, slightly sinuate 
and toothed; cymes on 
short peduncles; corolla 
white. 
Mich. 2. p. 216. Pursh, 2. p. 603. Nutt. 2. p. 225. 
J. Urens, Walt. p. 239- 
Root perennial, the fibres very long;. Stem 6-— 18 inches high, branch- 
mg, terete, covered as well as the leaves and fruit, with stimulating prickles. 
Leaves 3 or 5-lobed, cordate at base, the lobes toothed or sinuate, ciliate, 
strongly veined. Flowers in a terminal cyme, di or trichotomously divided, 
the fertile florets generally sitting in the divisions of the peduncle. Sterile 
flowers. Calyx 0. Corolla hypocrateriform, pubescent, the tube aslo ng as 
the 5-cleft border. Stamens 10, united at base, those in the centre the long- 
est. Fertile florets. Calyx 0. Corolla 5-petalled. Style appearing 
short, thick, many (12) cleft, (composed really of 3 styles, soldered together, 
each compoundly dichotomous;) an orange-coloured gland surrounds the 
base of both stamens and germ. Capsule rough, very hispid, 3-cellech 
Seed, 1 in each cell. 
For so small a plant thd root is very remarkable, the principal fibres 6r 
branches are rather larger than a quill. They penetrate the loose soil in 
VOL. II. N 4 
