658 CASSIACEAE 
Calyx-lobes lanceolate: pod-body broadly linear to linear-elliptic, 
only slightly inequilateral, straight. 2. N. floridana. 
1. N. lutea (Leavenw.) Benth. Stem and branches short-villous: leaflets 
numerous; blades broadly meum eiliate: spikes very dense, terminating pubes- 
cent peduncles: od 3-5 em. long, the body 
Moist soil, often on prairies, various prov- 
inces, Fla. to Tex. and Kans.—Spr.-sum. 
2. N. floridana Small Stem and branches 
sparingly Paper or glabrous: leaflets 
ery n blades narrowly linear to 
ee unes ciliolate: ‘spikes s lax, termi- 
nating glabrous ‘peduncles : pod 2.5-3.5 em. 
long, the body r elatively narrow, short- 
stipitate: seed elliptie c. — Pinelands, ham- 
mocks, and sea-shores, Coastal Plain, Fla. 
to La.—(W. I. )—Spr —fall or all year S. 
11. CAILLEIA Guil. & Perr. Shrubs with thorn-armed branches. 
Leaves 2-pinnate: leaflets very numerous, small. pues cylindric, the lower 
part of neutral flowers with long staminodia, 
the upper with perfect flowers, the two kinds 
Of flowers of different colors. Calyx-lobes 
much shorter than the tu e. Petals united Ss 
iddle 
a so. Ovary short-s DENN Pod linear, SS 
or Pus constricted between the seeds 
and tw —-Abou Species, natives of 
ane ree Asia and Australia. 
1. C. glomerata Eta Macbride. Shrub 
m. long, finely pubescent: spikes very dense, oa dade neutral "flowers with 
slender pink or rose-pur p on erfect flowers with bright. yellow 
stamens: ealyx ~ lm ; lobes broadly deltoid: vu d er 
g; lobes la T to ovate-lanceolate: pod 5-7 cm. long, clus- 
tered: seeds ellipsoid.—Pinelands, S Fla. Nat. of Afriea.—( W. I.) —AIU year. 
FAMILY 17. CASSIACHAE—Senna FAMILY 
Trees, shrubs, or herbs. Leaves alternate: blades compound, 1-2- 
pinnate, rarely 1-foliolate. Flowers perfect, polygamous, monoecious, or 
dioecious, more or less irregular. Calyx of 3-5, usually slightly united, 
sepals, sometimes borne on the edge oi a well developed hypanthium 
Corolla of 3-5 unequal distinct petals. Androecium of 6-10 distinct or 
nearly distinct stamens. Gynoecium l-earpellary. Fruit a legume.— About 
90 genera and 1000 species, mostly tropical. 
Sepals, and petals, usually 5: stamens 5 or 10, sometimes partly represented by 
staminodia 
Corolla appa A papilionaceous: leaves with 1- 
foliolate blades. „Tribe I. BAUHINIEAE. 
