S80 DECANDRIA. MONOGYNIA. 



dric 10 to 15 lines long-, scarcely thicker than the capsuie 

 <'f an Epilcbium, which the whole plant approaches in ha- 

 bit; calix 5 and sometimes 6-parted, with as many petals 

 and 10 to 12 stamina; petals scarcely longer than the ca- 

 lix, yellow. 



Principally a tropical genus almost equally divided be- 

 twixt India and America. 



Ill Polypeialous'yjtowers irregular, 



S98. CASSIA. L, 



Calix 5-leaved. Petals 5, subequal. Three 

 uppej- anthers sterile, the 3 lowest rostrate, 

 upon longer and incurved filaments. Legume 

 membranaceous, 2-valved. 



Ab' rescent, suffruticose or herbaceous, some species 

 av.nuiil; leaves pinnate; common petiole, and sometimes 

 tie pi.riial ones glandulous; flowers axillary, aggregate, 

 spiktd or rarely solitary- 



Species. 1. C Torn. In Georgia, and on the banks of 

 the Mississippi. 2. occidentalis. 3. ligustrina. 4. linearis. 

 S.manloTulica. In most of the Atlantic States and in Loui- 

 »sisnr., a considerable distance up the Missouri — Consider- 

 ed an cfTicient substitute lor the Senna of the shops, which 

 is, liMWCver, said to be the produce of a species of Cynan- 

 cLvm. 6. Chaim-echrista. From New England to Florida. 

 T.facicznata. S. nictiians. 



A tropical genus of more than 70 species, chiefly indi- 

 genous to America and India. 



59?. sornoRA. X. 



Calix 5-toothed, campanulate, gibbous on the 

 upper side. Corolla papilionaceous,- lateral pe- 

 tals (or wings) the length of the vexillum. 

 Legume moniliform. 



Aborcscent or herbaceous; leaves pinnate; leaflets most- 

 ly nuneious; flowers terminal, racemose or spiked. 



SruciES. 1. S. * sevicea. Leaves pinnate, about 10 

 pair; leaflets cuneate-oval, or subelllptic, smootii above, 

 underside silky-villous; spikes manj'-flowered, subsessilc; 

 stem low imd herbaceous. Hab. On the elevated plains 

 of the Missouri, near the confluence of White river.— 

 Obs. 'Fereniiial, stem branched scarcely a foot high, leaf- 

 itls about 2 lines long. Spikes 3 or 4 inches, not exsertcd 

 bcyoi'.d the leaves, bractes subulate Calix tubulous, gib- 



