Bulletin University of New Mexico—No. 49 
**Leaves unequally pinnate or palmate in Psoralea 
and some Daleas; no tendrils. 
SHerbage glandular-dotted ; stamens monadelphous ; 
pods small, indehiscent, mostly 1-seeded. 
Corolla truly papilionacepus stamens 10, half of 
the anthers often smaller or less perfect 
- : - . (5) PSORALEA. 
Corolla of one peteal, stamens 10, monadelphous 
at base, : - - (6) AMORPHA. 
Corolla imperfectly papilionaceous; stamens T or 
10; the cleft tube of filaments bearing 4 of the 
petals about ats middle, - (7) DALEA. 
Corolla scarcely at all papilionaceous ; stamens E } 
the cleft of tube of fliaments bearing four of the 
petals on its summit, - (8) PETALOSTEMON. 
SHerbage not glandular-dotted (except in glycr- 
rhiza); stamens mostly diadelphous; pod 2-valved; 
several seeded ; flowers racemose. 
Tree or shrub, ia Laie "pers broad, 
(9) ROBINIA. 
Povénacil ‘sug’ eadied narrow, pod inflated. 
Kell meine with an erect point. 
: (10) oxyTrRoris. 
Kell not kine Pat, an erect point. 
Pod smooth; sutures turned in 
: - - (11) asTRacuLus. 
Pod “adele or muricate 
- - (12) eLycyrrRHiza. 
*** Herbs with aeupity pomnate leaves terminated 
by a tnedril or bristle, stamens diadelphous, pod 2- 
valved, few to several-seeded. 
Wings adherent to the keel; style filiform, bearded 
with a tube or ring of hairs at the apex (13) victa. 
Wings nearly free; style somewhat dilated and flat- 
tened upwards, bearded down the inner face, 
- - - - (14) Laruyrus. 
Sub-order IT. Caxrsatpinigar. Flowers not papili- 
onaceous, sometimes nearly regular, the upper petal 
inclosed by the others in the bud; stamens 10 or fewer, 
commonly distinct, inserted in the calyx. Ours are 
shrubs. 
Leaves sumply and abr uptly ea bars mot glandular- 
punctate, - - (15) cassta. 
Leaves deaheuacin bets or bestia black glands, 
- - : (16) HOFFMANSEGGIA. 
(59) 
