Leguni inosae 6 1 



Pod enclosed by the calyx. Anthyllis. 



Pod long, exserted. Lotus. 



Tribe 4. Astragaleae. Herbs. Leaves pinnate : 

 leaflets entire. Upper stamen usually free. Pod 2-valved 

 with longitudinal septum derived from suture. 



Keel obtuse. Pod-septum from dorsal suture. 



Astragalus. 



Keel beaked or tip incurved. Pod-septum from 

 ventral suture. Oxytropis. 



Tribe 5. Hedysareae. Upper sta^nen usually separate. 

 Fruit indehiscent, either a lomentum of several i -seeded 

 joints or consisting of only one such joint. 



Keel obliquely truncate. Fruit 1-2-seeded, not 

 jointed. ©Onobrychis. 



Keel beaked. Fruit jointed, curved, laterally com- 

 pressed. Hippocrepis. 



Keel obtuse. Fruit terete, many-jointed. 



Ornithopus. 



Keel beaked. Fruit terete or 4-angled, jointed. 



*Coronilla. 



Tribe 6. Vicieae. Mostly herbs. Leaves pinnate 

 with no terminal leaflet but instead a tendril or point. 

 Cotyledons thick. 



Style filiform, hairy below or all round. Vicia. 



Style flat, hairy above. Lathyrus. 



h. The flowers have predomijiantly ^ or \ whorls. Apocarpy 

 and Isomery still occur, but Syticarpy and Oligomcry of the Gyn- 

 aecium preponderate. Pleioniery of Gynaecium rare. (For y see 

 page 54.) 



Order 14. Geraniales. Herbs (the British species). 

 Flowers cyclic, heterochlamydeous, usually 5-merous. 



