25. LEGUMINOS^E. 85 



0. TRIGONELLA. Cal. of 5 nearly equal teeth. Keel blunt. 

 Filam.Jiliform, not adhering to the claws of the petals. Pod 

 compressed, truncate, straight, 6 8-seeded, protruding* 

 from the calyx. Pet. distinct, deciduous ; wings and keel 

 nearly equally long. Fl. 1, 2 or 3 together. Common 

 peduncle shorter than the petiole. 



10. LOTUS. Cal. with 5 nearly equal teeth. Keel ascending, 

 with a narrowed point (beak). Wings connivent at their 

 upper margin. Longer filaments dilated upwards. Style 

 kneed at the base, filiform-subulate. Pod linear many- 

 seeded, 2-valved, imperfectly divided by transverse par- 

 titions. 



Leaf imparipinnate. "\ Stamens monadelphous. 



11. ANTHYLLIS. Cal. tubular inflated, 5-cleft, segments un- 

 equal. Keel not beaked. Style filiform. Stigma capitate. 



ft Stamens diadelphous ; one free. 



12. OXYTROPIS. Cal. with 5 teeth. Keel with a narrow 

 straight point. Pod imperfectly 2-celled, cells formed by 

 the iiiflexed margin of the upper suture. 



13. ASTRAGALUS. Cal. with 5 teeth. Keel blunt. Pods 

 imperfectly 2-celled, cells formed by the inflexed margin of 

 the lower suture. 



Tr. II. VICIEAZ. Pod continuous. Stam. diadelphous ; one 

 free. Cotyledons remaining under ground. L. pinnate 

 without the term, odd leaflet or apparently simple. 



* Tube of stam. very obliquely truncate. 



14. VICIA. Cal. 5-fid or 5-toothed. Style filiform ; its upper 

 part hairy all over, or bearded on the underside and at the 

 same time hairy or glabrous. Pods 1 -celled, 2-valved. 



** Tube of stam. transversely truncate. 



lo. LATHYRUS. Cal. 5-fid or 5-toothed. Styk flattened up- 

 wards, hairy beneath the stigma. Pods 1-celled, 2-valved. 



