290 
PHARMACEUTICAL BOTANY 
(rarely four) variously related, in Papilionaceae one superior, external, 
posterior — standard or vexillum, two lateral form wings or alae, 
two inferior internal and anterior slightly adherent form Keel. 
Fig. 157. — -Glycyrrhiza glabra — -Branch. (Sayre.) 
Stamens ten to four, free or in Papilionaceae united by filaments 
into a monadelphous (ten) or a diadelphous (nine to one) tube, 
inserted perigynously. Pistil monocarpellary, ovary with sutural 
placentation, style simple. Seeds exalbuminous. 
