108 DlADELnilA. DECANDIIIA, 



the protiudlnglomtnt. Corolla purple, much long-erthat 

 the calix. Sonu-wliut aliied to X sess/'flfiot^a. 



6. violacea. Difl'use and much branchtd; leaves long- 

 petiolate; leaflets oval-elliptic, obtuse, v.r.i.!ef surface min- 

 utely strig-ose, ractnies setaceous, longer Uian the pe'iioles» 

 subumbeliate, flowers by pr.irs, dis'tiiicll}' pedicellate; lo- 

 n^.ents rhomboidal, leiiculaied and smooth. Hab. Around 

 Philadelphia and New Jersey, coniinon. Stem nearly pro- 

 cumbent; racemes few-flo\\ er< d, flowers bright vlolel- 

 purple. Considt-rably allied to the follow inj^ spec'es. L. 

 tUvergens ot W dldenow apj^ears to be only a variety of 

 the present, v. s. In Herb. Mulil. under ihe name oi L. 

 ilivevgeiis. 



7. proaimbens. ProcatT)bent and slender, every where 

 pubescent, but more particulaily tliesteiTi petioles and pe- 

 duncles; leufiets ovah peduncles very long- and setaceous, 

 raccm.e short, subumbeilaLc, flowers by pairs, distinct; 

 lomenioval, nearly smooili. Hab. Very common through- 

 out tlie middle States; fiuwcrs violet-purple. 



8. pvostrata. Prostrate, aiid smooth; petioles very short, 

 leaflets obovate-elliptic, obtuse; racemes axillary and 

 terniinal, subpaniculate and partly lUT.htllatc, commion pe- 

 duncle very long; loments oval, sui)pubescent. Hedysariim 

 prostratwn. Willd. sp. pi 3. p. 1200. Hab. Rather com- 

 mon in New Jersey. 



A genus almost peculiar to North America, there are, 

 howeve)-, about 3 species indigenous to Siberia, of which 

 JL. trlchocarpa ought to be compared with 1j. capitata; 3 

 other very doubiful species of India are added to this ge- 

 nus by Persoon. Several species appear yet to be inclu- 

 ded in Hediisarum. 



IfffI Legume mostly arficulate(L (Stamina (Jfadel- 

 phous.) 



508. HEDYSARUM. L. 



Calix 5-cleft. Carina transversely obtuse. 

 Loment of several articulations: joints 1 -seeded, 

 com])resscd, and mostly bispid. 



Herbaceous or suflVuticose; leaves simple, ternate, or 

 pinnate; stipules cauline, often both general and partial; 

 iiowers mostly racemose, rarely solitary, racemes axillary 

 or terminal, often paniculate; flowers ^lu all the North 

 American species) by pairs, or by 3's, each pair or aggre- 

 gate subtended by 3 unequal and deciduous bract' s, the 

 :J lateral ones minute, calix naked at the base, ihc Iowe='^ 



