stamen ; leaves 1~3-folio. 
Stipules spinescent ; = ave: aa simple; joints 
hardly separating ; vexillary stamen always free 
262. Alt 
Stipules not spinescent ; leaves ee 3-foliolate, 
1-foliolate; pod a solitary, 1-seeded, flattened segme 
vexillary stamen sometimes partially bao to is 
calyx 
Leaves odd-pinnate; pod straight, exserted ; acd 
265. Aischyno! 
{ {Leaves stipellate ; stamens 9 and 1, occasionally ee 
ad elphous ; i of pod about as long as broad i , 
vary l-ovuled; leaves 1-foliolate 266. 
Ovary i. vuled :— 
Pod folded bigetins within the calyx : 
Calyx-teeth setaceous, not accrescent .....- 267. U 
Calyx-teeth ec vice accrescent ......++ 268. Le 
Pod straight, exserted :— : 
A tree ; jis of pod thin, wing-like, large ; flow 
fascicles from old wood ; stamens dimorphous 
269. Ou; 
Herbs, rarely shrubs; joints of pod not 
flowers from the year’s shoots; stamens uniform 
Joints of pod thin, or, if coriaceous, broader 4 
thick ; if as-thick as their width much longer ® 
broad ; sometimes opening along lower suture — 
Joints of one seraasi about as thick as “they 
broad and lo se 
ttLeaves pellucidly pina dees - leaflets (in our Flan i 
their margins toothed ; ; stamens sub-1-adelphous; ovule 
21 ee eek 
*Plants with hairs on twigs, eaves and calyx fixed - their centres; 
connective of anthers mucronate or a: shine tipped ; leaves simple 
compound [p, 119] .. 274. r3 
