CALYCIFLOR,E. 



249 



free, becoming a legume or lomentum ; seeds usually aperispermic ; 

 leaves mostly alternate, stipulate, usually compound. 



Character. 



Thalamus usually flat or convex. Calyx more or less deeply 5-fid, 

 the odd lobe in front or next the bract ; lobes often unequal and 

 variously combined. Corolla : petals 5, or 40 by suppression, 

 springing from the bottom of the calyx, papilionaceous or re- 

 gular : the odd petal, when present, posterior (figs. 363, 366). 

 Stamens definite or indefinite, springing from the calyx, rarely 

 hypogynous, distinct or coherent in one or two bundles (9 + 1, fig. 

 367), or rarely in three ; anthers opening by chinks or by pores. 

 Ovary usually solitary, simple, of one carpel (very rarely 2 or 5), 

 1 -celled, 1-, 2-, or many-seeded ; style and stigma simple (fig. 

 368). Fruit : a legume, lomentum, or rarely a drupe ; seeds 

 attached to the upper (ventral) suture, 1 or many, sometimes 

 with an arillus ; embryo without, rarely with perisperm, straight, 

 or with the radicle folded on the cotvledons. 



Fig. 362. 



Fig. 363. 



Fig. 362. Compound leaves, terminating in a short tendril, and stipules of B^an (Yicia) 



Fig. 363. Papilionaceous corolla of Pea. 



Fig. 364. The separated petals : a, verillum ; b, 1, alee ; c, e, carina. 



