diAdelphia.— decandria. 



DEGANDRIA. 



* Stamens all connected, (monadelphous.) 

 137. AMOKPHA. Cal. subcampanulate, 5-cleft. Cor 



with the vexillum ovate, concave ; wings and 



keel wanting. Legume 1 — 2-seeded, falcate. 

 438. LUPINUS. Cal. bilubiate. Anth. alternately 



oblong and roundish. Legume coriaceous, toru- 



lose. 

 139. CROTALARIA. Vexillum large and cordate 



keel acuminate. Filam. united, with a dorsal 



fissure. Legume pedicellate, turned. 

 MO. GENISTA. Cal. bilabiate; upper lip with 2 



lower with 3, teeth. Vexillum reflexed. 



* * Stamens diadelphous. 



t Stigma pubescent. 



ill. P1SUM. Cal. with the segments leafy, equal, 

 Vexillum with 2 protruding plaits. Style com 

 pressed, carinate, villous on the upper side 

 Suture of the legume naked. 



142. LATHYRUS. Style flat, villous on the upper 



side, dilated upward. Cal. with the 2 upper 

 segments shortest. 



143. VICIA. Style transversely bearded beneath the 



stigma. Cal. with the 3 inferior segment- 

 straight and longer. Vexillum emarginate. 

 1 \ 1. ERVUM. Stig. capitate, every where pubescent. 



1 1 Stigma smooth. 



115. ASTRAGALUS. Keel obtuse. Legume more or 

 less completely 2-celled ; inferior suture in 

 flexed. 



\ 1 1 Legume mostly 1-seeded. (J\*ot of the preceding 

 sections.) 



MEL1LOTUS. Flowers racemose. Cal. tubu 



lar, 5-toothed. Keel simple, shorter than tin 



ingt and vexillum. Legume longer than tin 



calyx, rugose* 



!47, TRIFOLIUM. Flowers subcapitate. Legumt 



covered by the calyx, without valv- 



