114 lkcjuminos^:. (pulse family.) 



m BORDER II. ('.USAM'I.Mi:.!-:. Bkasilltto Family. 



42. CERCIS, L. Red-bud. 



Calyx campanulate, 5-toothcd. Petals all distinct, the vexillum shorter than 

 the wings. Stamens 10, distinct. Legume oblong, compressed, many-seeded ; 

 the upper suture winged. — Trees, with broadly-cordate simple stipulate leaves, 

 and reddish-purple clustered flowers appearing l>efore the leaves. 



I. C. Canadensis, L. — Rich soil, Florida to Mississipi, and northward. 

 February and March. — Tree 15° -20° high. Flowers very numerous, from 

 lateral buds. 



43. CASSIA, L. Senna. 



Calyx of 5 nearly distinct sepals. Petals 5, unequal. Stamens 5- 10. An- 

 thers mostly of different forms, opening by two terminal pores. Legume many 

 seeded. Seeds often separated by cross partitions. — Herbs or shrubs'. Leaves 

 abruptly pinnate. Flowers yellow. 



* Stamens 10, unequal: part of the anthers abortive: sepals obtuse: stipules 



deciduous. 



1. C. OCCidentalis, L. Annual, smoothish ; stem stout, branching ; leaf- 

 lets about 10, ovate or ovatc-laneeolate, acute ; petiole with a globular gland at 

 the base; racemes 2-4-flowered, the upper ones crowded. — Waste places, com- 

 mon. — Stem 1° -5° high. Legume linear, erect, compressed, slightly curved, 

 3' -4' long. 



2. C. obtusifolia, L. Annual, roughish ; stem slender, leaflets 6, cune- 

 ate-obovate, with a tooth-iike gland between the lowest pair ; flowers by pairs ; 

 legume narrow-linear, 4-angled, recurved — Waste places, Florida to North 

 Carolina, and westward Stem l°-4° high. Legume 6'- 10' long 



3. C. Marilandica, L. Perennial, smoothish; leaflets 12-18, oblong, 

 acute ; petiole with a club-shaped gland near the base ; racemes several-flowered, 

 the upper ones crowded, forming a compact panicle ; legume linear, slightly 

 curved. — Rich soil, Florida to Mississippi, and northward August. — Sn m 

 3° -4° high. Legume 3' -4' long. 



4. C. angUStisiliqua, Lam.? Smooth or nearly so; stem branched, 

 leaflet- 6-10 oblong, mucronate, very oblique at the base, hairy at tin- base 

 beneath, with a globular gland on the petiole or between the lowest pair of leaf- 

 lets ; flowers in a terminal panicle, on Blender pedicels ; sepala oblong-obovate ; 



petals yellow, veiny ; perfect anthers oblong, the larger ones curved; legume 

 (3' -4' long) broadly linear, flat, Straight or somewhat falcate, many-seeded 

 — South Florida. Feb. — Leaflets 9" - 12" Ion-;. Legumes 4 ' wide. 



. r >. C. biflora, L. Shrubby; leaflets 4 -10, oblong, narrowed at the base. 



mucronate, with an ODOVOid -land between the lowest pair; raeeines 2 - 4-(iow- 

 ercd, often by pairs, slender, shorter than the leaves ; fertile anthers 5 ; legume 

 linear, flat, Straight or somewhat falcate, smooth, many seeded — Key West. — 



Leaflets I' bug Legume 3' long, 2" wide. 



