688 FABACEAE 
at the apex.—Waste-places and roadsides, Coastal Plain, S. C. Nat. of Eu.— 
Spr.-sum. 
15. AMORPHA L. Shrubs. Leafiets several or many, dotted: blades 
a, or nearly so. Racemes spike-like. Calyx 2-lipped, sometimes obscurely 
SO. andard erect, the broad anus ae around the androecium and 
gynoecium. Wings and keel-petals wanting. ments united at the base. 
Sl pee nee bis turgid, nearly ere ent. About 20 species, 
North Àm —LEAD-PLANTS. PLUME-LOCUSTS. eal species are grown 
as nen 
Calyx-lobes lanceolate to a at half as long as the tube. I. CANESCENTES. 
cays ues Short, the upper deltoid or half-round. 
nn petioles, leaf-rachis, | pee tds upper surface 
gla 
Calyx-lobes very short, almo SE SOUS separated by 
broad sinuses. II. GLABRAE. 
i prominent, the upper broad, the lower 
III. CAROLINIANAE. 
Branches, petio les, leaf-rachis, peduncle, oes leaflets mani- 
estly pubescent, at least when youn 
Petioles very short, less than the Miao of the leaflets, 
e: lowest pan of leaflets therefore close 
stem: pod 5 mm. long or less. IV. HERBACEAE. 
Petioles mm. dong or “than the width of the leaves: pod 6 
ore, 
Pod nearly steal ight on the back : leaflets mostly sub- 
coriaceous or membranous in A. Bushii. V. VIRGAT 
Pod curved on the back: leaflets membranous. yI. PoE: 
I. CANESCEN 
Calyx-lobes fully half as long as the tubes: iced canescent 
. beneath: racemes clustered. 1. A. canescens. 
Calyx lobes fully as long as the tube: leaflets brown-villous 
beneath: racemes single or two together. 2. A. Schiwcerini. 
II. GLABRAE 
A glabrous or sparingly pubescent shrub with broad leaflets 
and a short campanulate calyx. 3. A. glabra. 
III. CAROLINIANA 
Pod curved, narrow, scarcely punctate CA of - leaflets 
broadest below the ne pubescent benea 4. A. nitens. 
Pod strai ight the back, broad, coins punctate: 
lades of the eee 'proadest at the middle or above 
it, alabrou 
Calyx with ameron conspicuous glands: pod 4-7 mm. 
ong. 
Corolla nd blades of the leaflets elliptic, rounded 
or o at both ends: OSS mostly single: 
pods glandular througho 
Lower calyx-lobes Laa or a caus 
late: standard i and retuse at the apex 
pod with a lateral 5. A. cyanostachya. 
Lower D deltoid = sta ndard oes at the 
apex: with a nearly centric beak 6. A. Dewinkeleri. 
Corolla ‘whi te: blades of the leaflets linear-elliptic, 
acute, at least at the base: racemes usua 
tered: pod glandular above the middle. Ta A EE 
Calyx with few inconspicuous glands: pod 7-8 mm. long. 8. A. Curtissi 
IV. HERBACEAE 
CAE E densely pubescent: pod straight on the dorsal 
utu 9. herbacea. 
Calyx-tube glabrous: pod curved on the dorsal suture. 10. A. floridana. 
V. VIR 
Blades of the leaflets coriaceous, shining ace reticulate 
at maturity. 11. A. virgata. 
Blades of the leaflets membranous, dull, not reticulate. . 12. A. Bushii. 
