FABACEAE 699 
25. KRAUNHIA Raf. Woody vines. Leaflets several: blades entire. 
Flowers borne in drooping racemes or panicles. Calyx 2-lipped. Corolla blue, 
violet, purple, or white: standard clawed, the broad blade with 2 appendages 
at the base. Wings and keel-petals with long slender aurieles at the base an nd 
slender claws. Pod turgid, torulose. [Bradleia Adans. Wisteria Nutt.]— 
About 5 species, North American and Asiatic.—Spr.—WISTERIAS. 
Leaflets 4-7 pairs: calyx tubular-campanulate ; blade of the RERO with a long 
ips der spur: flowers on short stout pedicels : ovary glabrou 
Calyx 8-10 mm. long; ad dope shorter than the tube: lower r spur of the wings 
och shorter than mee W. frutescens. 
Calyx 11-14 mm. long; 1 c lobe as long as the tube or 
longer: bemus spur of the wings about as long as the claw. 2. K. macrostachya. 
Leaflets 7—9 pairs: calyx n campanulate: blade of the wing- 
petals with a short DE spur: flowers on long slender pedi- . 
cels: ovary pubes . K. floribunda. 
1. K. cae (L.) Britton. Stem twining: leaves 1-2.5 dm. long; leaflets 
1.5-6 em. long, the. blades peri a or narrowly ovate, acute or obtuse 
4—12 
V 
age and the purple flower-elusters is a pig- 
arene perfection even Nature rarely 
attai 
2. K. macrostachya (T. & G.) Small. 
. Larger than K. frutescens throughout: 
leaves 2-3 dm. long; leaflets 3—7 cm. long, 
the blades ovate, often broadly so, rounded 
or cordate at the base: racemes slender, B dm. long: standard 19-23 mm. 
long: pod 7-14 cm. long, glabrous. [Brad ia macrostachya Small|—(KEN- 
TUCKY-WISTERIA.)—Swamps and low a Coastal Plain and occasionally 
adj. provinces, La. to Tex., Mo., and Tenn. (or Ind.?) 
3. K. floribunda (Willd.) Taub. Stem becoming very large: leaves 2-4 dm. 
long; leaflets 5-9 cm. long, the ds es obes tran, to elliptic-ovate, acuminate: 
La. and 8. C 
NE )—Woods, roadsides, thickets, and abandoned homesteads, Fla. to 
26. ROBINIA L. Shrubs or trees, often with stipular spines. Leaflets 
several, thin. Flowers racemose. Calyx markedly 2- -lipped, the 2 Ac lobes 
op ‘or partially united. Corolla pink or m or white: standard gla- 
brous: blades of the wings aurieled on one or both sides: Wes one a 
rounded auricle at the base of the blade. E koi. sometimes bristly o 
| cup: white: racemes drooping: pod smooth and glabrous, broadly wing-margined 
nt eed-bearing suture:  Calyx-lobes broad. I. PSEUDO-ACACIAE. 
Corolla pink, rose-violet, or rose-purple: racemes erect or 
preadi dd pod prickly, ‘hispid or hirsute: calyx-lobes 
n8 
