FABACEAE | 737 
nae gig! a narrowly ages corolla purplish; standard obovate- 
cuneate, 5-6 m ong: loment 1-2 cm. long, constricted at the node es, the 
ns pos tu Ae Suborbic ub coarsely bis a wrinkled.—W aste-places 
and roadsides, S pen. Fla. Nat. ‘of trop. regio 
71. LESPEDEZA Michx. Herbs or shrubs. Leaflets 3 or rarely 1. 
Flowers perfect, but sometimes partially apetalous. Calyx 2-lipped, the 2 
] ited. Corolla 
upper lobes more or less united. pink, purple, yellow, or white: 
standard with a broad blade: blades of the wings and the keel-petals auricled 
on one side, long-clawed. Loment with 1 or 2 joints. About 40 species, 
USH- 
natives of eastern North ‘America, Asia, and Australia.—Sum.-fall.— 
OVERS. 
Plant annual: stipules ovate: calyx-lobes about as wide as long. I. STRIATAE, 
Plant perennial: stipules subulate, calyx-lobes much longer than 
wide. 
Flowers of 2 ae petaliferous and apetalous : calyx-lobes 
shorter than pod: corolla purple or purplish. II. VIOLACEAE. 
Flowers all ae petali ferous : oe whitish or yellowish 
(or purple or white in L. bico 
Panicles open: ealyx-lobes much CHO HERE than the pod. III. BICOLORES. 
Panicles e sr usually capitate: calyx-lobes fully as 
ong a e pod. 7. CAPITATAE. 
I. STRIATAE 
Low diffuse slender plant: leaflets mostly ee than 2.5 cm. long. 
1. L. striata. 
II. VIOLACEAE 
Flower-elusters  slender-peduncled, mostly surpassing the 
eaves, 
pe flowers in spike-like or head-like clusters. 
S 2 a at the base: branches trailing or pro- 
Foliage E R or pubescent with appressed hairs. 
Pod 3-4 mm. long: stem pubescent. 2, L.repens. 
Pod 5-6 mm. long: stem essentially glabrous, at 
least below. 3. L. 
Foliage downy or woolly. 4, L.pr rocumbens. 
Stem upright. 5. L. ae iuda 
Petaliferous flowers in loose or close Dt 6. L.v 
Flower- undis of both kinds sessile or nearly 
Le with suborbicular, oval or elliptic ‘blades. 
— mm, long; lobes as long as the pod or 
lon 7. L. simulata. 
Calyx” 2- ‘3 mm. lo ong; lobes much shorter than the pod. 
Foliage glabrate, or pubescent with appressed hairs. 8. L. Nits hac 
Foliage down 9. L. Stuv 
Leafiets with linear or elliptic-linear blades. 
oliage downy 10. L. neglecta. 
Foliage finely Y appressed pubescent or glabrate. 11. L. virginica. 
III OLO 
Tall perennial plant, with slender branches, dues p 
cent leaflets, and lax panicles or purple or white flower 12. L. bicolor. 
IV. CAPI 
Leaflets with suborbicular, oval, ovate, or Sige blades. 
Peduncles longer than the leaves : ‘spike cylindric. 13. L. hirta. 
eduncles Eee than t : Spike "USE IODOSe: 14. L. capitata. 
Leaflets with linear to linear-elliptic * blades 
Bracts and Gin -lobes conspicuously ‘long-tipped : calyx 
about 8 mm. long. 15. L. longifolia. 
Bracts and calyx-lobes not conspicuously long-tipped : calyx 
about long. 16. L. angustifolia. 
1. L. striata (Thunb.) H. & A. Plant erect or diffuse, 1-4 dm. tall: leaflets 
8-25 mm. long; blades elliptic to elliptic-obovate: calyx 2-2.5 mm. long; 
47 
