Ai 



MONOECIA W»NADELPHIA. 



JATROPHA. Gen. Pl. 1463. 



649 



MasculL 



I 



Calyx 0, 



sive 5-pliyllus. CoroL 



la 1-^tala, infundibu- 

 lifor 



alterna breviora. 



Sterile florets. 



C 



a 



mis. Stamina 10^ 



Foeminei, 

 Corolla 5-petala 



Calyx 0. 



tens. 



Styli 



9 . pa- 

 bificli. 



Capsula trilocul 

 Semen 1. 



aris. 



lyx 0, or 5-leaved. Co- 

 rolla 1-petalIed, funnel- 

 shaped. Stamens \0, 

 alternately short. 



Fertile florets. Ca-^ 

 lyx 0. Corolla 5 -\ie\2i\~ 

 led, expanding. Styles 

 , 2-cleft. Capsule 3- 

 ceJIed. Seed, 1. in each 

 cell. 



1. Stimulosa. Michaux. 



J. 



herb ace a, 



pilis 



i ( 



Herbaceous, 



hispid 



stimulosis hispida; foliis with stimulating pric- 



palmato-Iobatis, 



lobis 



kles 



leaves paJniate- 



obtusiusculis, subsinu- lobed; lobes rather ob- 



atis dentatisque; cymis tuse, sh'ghtly sinuate 

 breyi pedunculatis; co- [ and toothed; cymes on 



short peduncles; corolla 



rollis albis. 



white. 



Nutt. 2. p. 225. 



i 



6—1 



Mich. 2. p. 2l6. Pursh, 2. p. 603. 

 J. Urens, Walt. p. 239- 



Root perennial, the fibres very long, 

 ing, 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. Flouyers in a terminal cyme, di or trichotomously divided, 

 the fertile florets generally sitting in the divisions of the peduncle. Sterile 

 nowers. Calyx 0. Corolla hypocrnteriform, pubescent, the tube aslo ng as 

 rne 5-cIeft border. Stamcm 10, united at base, those in the centre the long- 

 est.- Fertile florets. Cah/x 0. Corolla .^-petallnd. Sti/le appearing 

 snort, thick, many ( 12) cleft, (composed really of 3 styles, soldered together, 

 each compoundly dichotonious;) an orange-colourt^ ghind surrounds the 

 oase of both stamens and germ. Capsule rough, very hispid, 3-cel!ed. 

 Seed, I in each cell. 



t or so small a plant ;he root is very remarkable, the principal fibres or 



tranches are rather larger than a quill. 1'hey penetrate the loose soil in 



VOL. ri. 



4 



