PULSE FAMILY 



127 



Flower actinomorphic, small. Stamens hypofiynous. Leaves twice pinnate. 

 Petals not united to each other. Stamens 5 or 10. Pod smooth. 



Desmanthus, I 



Corolla gamopetalous, 5-cleft. Stamens 8 or 10. Pod minutely 



prickly or rough. Schrankia, II 



/J Fig. 21. Pulse Family. Papilionaceous 



|j corolla of sweet pea [Lathyrus odoratus) 



I A, side view. B, front view: s, standard 



£ zo, 10, wings; A', keel jj 



Trees. Flowers somewhat or not at all papilionaceous, sometimes almost 

 uctinomorphic. The upper petal inside the others in the hud. Sta7ne7ift 

 10 or less, usually not united to each other, borne on the calyx. 



Flowers imperfectly papilionaceous. Leaves simple. Cercis. V 

 Flowers not papilionaceous. Thornless. G3'mnocladus. Ill 



Flowers not papilionaceous. Thorny. Gleditsia, IV 



Fn;. 22 



A, stamens and pistil of sweet pea (magnified) ; U, fruit ; C, part (^f fruit, 

 showing one st-cd 



