LEG^MINOS^. (pulse PJLMILT.) 211 



Suborder IL CiE S AL-PIBfE^ . 



Flowers irregular, but not papilionaceous. Calyx parted 

 to disk. Petals imbricated, the uppermost the inmost. Ra- 

 dicle superior, straight. Stamens usually free. 



Tbibe X. CASSIEiE, Leaves abruptly or odd-pinnate. Petals generally 5, rarelf 

 0. Anthers fixed at base, rarely versatile. Ovary or its pedicle free at the bottom of calyx* 



52. CASSIA. Shrubs, Flow^ers hermaphrodite, yellow, showy. Anthers fixed by base. 



53. CERATONIA. Trees. Flowers dioBcious or polygamoua, anthers versatile. Pods 

 (in ours) partitioned by a sweet pulp. 



Tribe XI. BAUHINE.E. Leaves simple, entire Petals 5, pseudo-papilionaceous. 

 The standard, however, under the other petals. Anthers versatile. Ovary or its stalk tree 

 at bottom of calyx. 



54. CERCIS. Trees, with small racemes of pink flowers on the old branche s . 



Suborder HI. MIMOSEiE. 



Flowers regular, small. Petals valvate, generally connate 

 below middle. Kadicle straight. 



Tribe XII. ADTENAISTTHKRE^. Flowers 5-merous. Calyx valvate. Stameni 

 generally double the number of the petals, free, anthers ctowned with a deciduous gland. 

 Pollen-grains numerous, distinct. 



55. PROSOPIS. Low shrubs with 2-pinnate leaves, and thick, spongy pod. 



Tribe XIII. ACACIEiE. Flowers generally 4-5-merous. Calyx valvate. Stamens 

 indefinite, free, or the innermost irregularly short-connate. Pollen grains in 2-6 maises, 

 aggregated in 1 cell. 



56. ACACIA. Shrubs or trees with 2-pinnate leaves. 



1. Al^AOYRIS, L. Anaqtris. Jarrud. 



Calyx campanulate, nearly equally 5-tootlied. Wings longer than 

 standard, and shorter than the 2-petaled keel. Pod stipitate, flat, 

 many-seeded, divided within by cellular partitions — Shrub with trefoil 

 leaves, stipules united opposite the leaves. 



A. fcetida, L. 5 Jarrud. 1 to 2. Leaflets elliptical to elliptical- 

 lanceolate, rather obtuse, entire, mucronulate. Flowers in short ra- 

 cemes on the lateral branches ; standard black-spotted ; pod curved ; 

 seeds violet — Spring — Rocky places, coast and interior ; common. 



2. L.0T01V0XIIS, DC. Lotononis. 



Calyx lobes 4, the upper pair connate, narrower than the lower. 

 Staminal tube cleft above. Pod straight or oblique. Seeds caruncled 

 — Herbs or shrubs with digitate, trefoil leaves, and aspect of Argy- 

 rolobium. 



Li. dicliotoma, Del. Hhurlut. .1 to .3, woolly ; stems 

 slender, prostrate, diffuse, forked. Leaflets cuneate-obovate, obtuse, 

 .004 to .005 long. Flowers minute ; keel obtuse, longer than stand- 

 ard, once and a half as long as calyx ; pod oblong, somewhat club- 

 shaped, .005 long, longer than calyx, 6-10 seeded — Spring — Shores 

 of Dead Sea and southward to Sinai and Egypt. 



Var. Persica, Post. Pods 4-5-seeded — Sinai. {L, Persica, Jauh. 

 and Sp.) 



