108 LEGUMINOS^E. (PULSE FAMILY.) 



lete. Base of the petioles hollow, and enclosing the leaf-buds of the next year. 

 Bracts minute and fugacious. (Name of obscure derivation.) 



1. C. tillCtoria, Raf. (Virgilia lutea, Mldix. f.) Ricli hill-sides, E. 



Kentucky and Tennessee. May. Racemes 10'-20' long. Flowers 1' long. 



SUBORDER II. CJESAL-PINIE^E. THF BRASILETTO FAMILY. 



31. CERCIS, L. RED-BUD. JUDAS-TREE. 



Calyx 5-toothed. Corolla imperfectly papilionaceous : standard smaller thr.n 

 the wings, and enclosed by them in the bud: the keel-petals larger and not 

 united. Stamens 10, distinct, rather unequal. Pod oblong, flat, many-seeded, 

 the upper suture wifh a winged margin. Embryo straight. Trees, with 

 rounded-heart-shaped simple leaves, deciduous stipules, and red-purple flowers 

 in little umbel-like clusters along the branches, appearing before the leaves, acid 

 to the taste. (The ancient name of the Oriental Judas-tree.) 



1. C. CanadnsiS, L. (RED-BUD.) Leaves pointed; pods nearly 

 sessile above the calyx. Rich soil, New York to Ohio, Kentucky, and south- 

 ward. March - May. A small ornamental tree, often cultivated : the blossoms 

 smaller than in the European species. 



32. CASSIA, L. SENNA. 



Sepals 5, scarcely united. Petals 5, unequal, not papilionaceous, spreading. 

 Stamens 5-10, unequal, and some of them often imperfect, spreading: anthers 

 opening by 2 pores or chinks at the apex. Pod many-seeded, often with cross 

 partitions. Herbs (in the United States), with simply and abruptly pinn.ite 

 leaves, and mostly yellow flowers. (An ancient name, of obscure derivation.) 



* Leaflets large: stipules deciduous: the 3 upper anthers deformed and iinp<rj'<ct : 



flowers crowded in short axillary racemes, tfte upper ones paniclid. 



1. C. IVIarilftBldica, L. (WiLD SENNA.) Leaflets 6-9 jxiira, Inner o- 

 late-ol)lony, obtuse ; petiole with a club-shaped gland near the base; ;W.s- linear, 

 slightly curved, flat, at first hairy (2'-4'). 1| Alluvial soil, common. July. 

 Stem 3 -4 high. Leaves used as a substitute for the officinal Sennit. 



2. C. OCCIDENTALS, L. Leaflets 4 -6 pairs, ovate-lanceolate, acute or point- 

 ed; an ovate gland at the base of the petiole; ]>ods elongated-linear (5' long; 

 with a tumid border, (//abrous. (J) U ? Virginia and southward. Auir 

 (Adv. from Trop. Amer.) See addend. 



# * Lniflrts snutll, somewhat sensitive to the touch: stipules striate, persistent : a cnp- 

 s/mpcil i/htnd InutatJi the lowest pair of leaflets anthers all perfect: flower* in 



. small clusti'i-s altar,- tin- a n'/s : podsflai. 



3. C. CliamSJCCriSta, L. (PARTRIDGE PEA.) Leaflets 10-15 pairs, 

 linear-oblong, oblique at the base; floiw-rn (lryc) on slender pediceh.; anthers 10, 

 cloiifftitcd, Him/mil (4 of them yellow, the others purple); style slender. (1; 

 Sandy fields; common, especially southward. Aug. Stems spreading, l c 

 long : 2 or 3 of the showy yellow petals often with a purple spot at the bare. 



