BIADELPHIA. DECANDRIA. - 121 
about 15 lines long, straight and compressed, but convex, 
hooked at the point. Flowering in July. Flowernearly 
white, the. vexillum rosaceously striated. 
. 
’ A genus principally indigenous to Europe and Siberia. ‘ 
524. MEDICAGO. Z, (Medick.) 
Legume compressed, cochleate. Carina of the 
corolla deflected from the vexillum. 
Herbaceous or rarely shrubby plants; leaves ternate; 
stipules small, B pes g to the base of the petiole; pedun- 
dies axillary an terminal, 1-flowere?, or many-flowered, 
flowers spiked or conglomerate. 
Species, 1. M. lupulina. 2. intertexta, Introduced 
and scarcely naturalized. 
A genus of 40 species, exclusively European. Legume 
variously contorted, smooth or tuberculate, often imita- 
ting an univalve spiral shell. gee 
‘Voun | 2 I 
