LEGDMINOS^. u. i. 



**Pod Incompletely 2-celled. 

 -t- Pod sessile. 



5. A, MlssoUFien'sis, Nutt. Stem very short, prostrate or 



matted, hoary - silky - pubescent. Leaflets 5-15 or more. 

 Flowers large, violet or purplish, in few-flowered heads on 

 scape-like peduncles. Pod obcompressed (flattened contrary 

 to the usual way), nearly straight, pubescent. 

 -♦- -t- Pod with a very short stalk. 



6. A. lotiflo'rus, Hook, stems very short, hoary with 

 close pubescence. Leaflets 7-13. Plowers yellowish, in 

 few-flowered heads. Pod oblong-ovate, acute at the base, 

 hoary. — Eare. 



7. A. oroboi'des, Homem., var. Amerieanus, Gray, 

 stems 12-18 inches high, grayish-puberulent. Leaflftt.s 11- 

 15, oval to linear-oblong. Flowers in a long l-sided raceme. 

 Pod lens-shaped, gray-pubescent, grooved on the back. — 



Atl. Prov. 



.*- .^ .*- Pod long-stallced. 



8. A. alpl'nus, L. Stems tJi^ase, 6-12 inches high, smooth 

 or hairy-pubescent. Leaflets 13-25, oval or oblong. Eaoemes 

 short, many-flowered, the flowers violet-purple. Pod nar- 

 rowly oblong, black - pubescent, triangular-turgid, deeply 

 grooved on the back, pendent. — Atl. Prov. 



* * * Pod strictlr l-celled, coriaceous or cartilaginous. 



A. Leaves pinnate, of many leaflets. 

 .t- Pod sessile, 



9. A. pectina'tus, Dougl. stem a, foot high, grajrish- 

 pubesoent, the branches striate and angled. Leaflets 

 numerous, ne«W^_^4yoj-m. Flowers large, w/iiie. Pod sAori, 

 thick-cartilaginous, pendulous, cuspidate, smooth, with a very 

 thick dorsal suture. 



.t- .»- Pod with a very short stalk. 



10. A. Coo' peri, Gray. Stem erect, nearly smooth, 1-2 

 feet high. Leaflets 11-21, comparatively large, minutely 

 hoary beneath. Flowers white, in short spikes. Pod 

 inflated, smooth, slightly furrowed on both §ides. — Ontario 

 and Quebec. 



