GENUS 39. 



PEA FAMILY. 



43 



Peduncles shorter than the leaves, or flower-clusters sessile. 



Calyx of petaliferous flowers less than one-half as long as the pod: 



Leaflets densely tomentose beneath. 8. L. Stuvei. 



Leaflets appressed-pubescent beneath or glabrate. 



Leaflets oval to oblong. 9. L. frutescens, 



Leaflets linear to linear-oblong. 10. L.virginica. 



Calyx of petaliferous flowers two-thirds as long as the pod or more. 



1 1. L. simulata. 



Flowers all complete ; corolla whitish or yellowish ; pod included or scarcely exserted. 

 Leaves oblong, ovate-oblong, or nearly orbicuiar. 



Peduncles mostly exceeding the leaves. 12. L. hirta. 



Peduncles shorter than the leaves. 13. L. capitata. 



Leaves linear or linear-oblong ; peduncles maViifest, usually elongated. 



Spikes densely-flowered. 14. L. angustifolia. 



Spikes interrupted, loosely-flowered. 15. L.leptostachya. 



Annual; stipules ovate; calyx-lobes broad; introduced species. 16. L.striata. 



i. Lespedeza repens (L.) Bart. 

 Creeping Bush-clover. Fig. 2597. 



Hedysarum repens L. Sp. PI. 749. 1753. 



L. repens Bart. Prodr. Fl. Phil. 2 : 77. 1818. 



Trailing or diffusely procumbent, gla- 

 brate or appressed-pubescent, tufted, stems 

 slender, simple or somewhat branched, 6'- 

 24' long. Petioles shorter than the leaves; 

 stipules subulate, i"-2" long; leaflets oval 

 or obovate, obtuse or retuse at the apex, 

 narrowed or rounded at the base, 3"-8" 

 long; peduncles of the petaliferous flower- 

 clusters slender, much exceeding the leaves; 

 inflorescence rather loose, few-flowered; 

 corolla violet-purple, 2"-3" long; pod oval- 

 orbicular, acute, finely pubescent, li" long. 



In dry or sandy soil, Connecticut to Florida, 

 Minnesota, Arkansas and Texas. Aug.-Sept. 



2. Lespedeza procumbens Michx. Trailing 

 Bush-clover. Fig. 2598. 



Lespedeza procumbens Michx. Fl. Bor. Am. 2 : 70. 

 1803. 



Woolly or downy-pubescent, trailing, procum- 

 bent or sometimes ascending, stouter than the 

 preceding species, stems i2'-3o' long. Stipules 

 subulate ; petioles commonly much shorter than 

 the leaves ; leaflets oval or elliptic, rarely slightly 

 obovate, obtuse or retuse at the apex, rounded at 

 the base, S"-I2" long; peduncles of the petalifer- 

 ous flower-clusters longer than the leaves, or the 

 flowers sometimes all apetalous and nearly ses- 

 sile ; corolla violet-purple or pinkish purple ; pod 

 oval-orbicular, acute, pubescent, i$" long. 



In dry soil, New Hampshire to Florida, west to 

 Indiana, Missouri, Arkansas and Texas. Aug.-Sept. 



