251 



357. PISUM. St_i/le trianguhn: (S'i'/g/«« along the promi- 

 nent upper angle, downy. 



359. LATHYRUS. St^le flattened vertically. Stigma 



along the dilated upper halt" of the style, downy. 



360. VI CIA. Si7/le bearded in front, below the stigma. 



361. ERVUM. Stigma capitate, all over downy. 



*** Legume more or less perfectly 2-celled ; ^without the 

 former characters. 



365. ASTRAGALUS. Legume tumid, of 2 longitudinal 



cells. 



**** Legume xmth scarcely more than 1 seed; 'without the 

 former characters. 



366. TRIPOLI UM. Legume hardly longer than the 



calyx, with 1 seed^ rarely more, deciduous, not 

 bursting. 



***** Legume either jointed, or spiral; 'without the former 



characters. 



364. HEDYSARUM. Legume of 1 or more, compressed, 

 close, single-seeded joints. Keel very obtuse. 



362. ORNITHOPUS. Legume somewhat cylindrical, 



curved, of many close, single-seeded joints. Keel 

 rounded. 



363. HIPPOCREPIS. Z/d'o^mHe compressed, partly mem- 



branous, incurved, with many curved joints ; one 

 suture with several notches. 



368. MEDICAGO. 2yeo^M?rte spiral, compressed, somewhat 

 membranous. Pistil pressing the keel downwards. 



****** Legume of \ cell, 'with numerous seeds ; 'without the 

 former characters. 



367. LOTUS. Legume cylindrical, spongy within. Wings 



converging at their upper edges. Filam. partly di- 

 lated. 



