OFDEK 43. LEGUMINOS^E. 87 



ci/mpressed, of 2- -5 roundish joints. U Lvs. palmately 2-4-foliate with 

 sagittate stip., which are enlarged above and supply the place of bracts. 

 '/.. tftrapliylla MX. Lfts. 4 ; stip. or bracts oval, acute : pod aculeate, about 3-jointed. 

 y N. Car. to Fla. and Tex. 1 2f. Deep yellow. Pods adhesive. June Aug. 



19. .ffiSCHYNOMENE, L. (Afaxvvonai, tp be modest; alluding to 

 its sensitive property.) Calyx bilabiate, bibracteolate ; upper lip bifid, lower 

 irifiil. Vex. roundish. Stamens diadelphous, 5 in each set. Pod exserted, 

 composed of several truncated, separable, 1-seeded joints. Lvs. odd-pin- 

 mte. Stip. semisagittate. Rac. axillary (yellow). August. 



I ZE. hispida Willd. Erect, scabrous; Ifts. very smooth, 27 37, oblong-Jincar, ob- 

 tuse ; rac. 3-5-flowered ; pod 6-9-jointed. (T) Marshes, Pa. and S. 2 3f. 



1 33. viscidula MX. Slender, procumbent, viscidly pubescent ; Ifts. 7 11, obovntc; 

 ped. filiform. 1 or 2-flowered ; pod 2 or 3-jointed. (T) Sandy fields, S. 



20. CHAPMANIA, T. & G. (To A. W. Chapman, M. D., author ot 

 " Flora of the Southern States.") Fls. nearly as in Stylosanthes. Cor. in- 

 serted on the throat of the calyx. Keel 2-cleft at apex. Anth. alike, ob- 

 long. Leg. hispid, 1-2-jointed. A viscid-hirsute branching herb. Leaves 

 piunately 3-7-foliate. Fls. small, yellow, in terminal racemes. 



. Florldana T. & O. E. Fla. 2 3f. Lfts. oblong. 



21. STYLOSANTHES, Swartz. (SrvloS, a style, avSoS.) Fls. of 

 two kinds. S Calyx bibracteolate at base, the tube slender and stalk-like, 

 with the corolla inserted on its throat. Vex. orbicular. Sta. 10, mona- 

 delphous. Ov. sterile, with a filiform style, s Cal. and corolla 0. Ov. 

 between 2 bracteoles. Leg. 1-2-jointed, uncinate with the short, persistent 

 style. Lvs. pinnately trifoliate. 



S. eliktior Swartz. Pencil Mower, St. pubescent on one side ; Ifts. lanceolate, smooth, 

 acute ; spikes 3-4-flowered ; loment 1-seeded (lower joint abortive), y. Dry, gravelly 

 woods, Long M. to Fla. If. Fls. yellow. July, August. 



22. ARACHIS, Willd. PEANUT. (Lat. aracos, used by Pliny to 

 designate some subterranean plant.) Calyx bilabiate. Cor. resupinate. 

 St. monadelphous. Pod gibbous at base, coriaceous, veiny, turgid, and in- 

 dehiscent, the joints not separating. S. American herbs, with equally pin- 

 nate leaves and yellow flowers. 



A. hypogasa Willd. Leaflets 2 pairs, oval or roundish, cuneate at base ; stip. entire, 

 lance-subulate, as long as the leaflets ; fruit subterranean. Cult. South. 



23. CORONILLA, L. (Lat. corona, a crown ; from the inflorescence.) 

 Calyx bilabiate. Petals unguiculate. Loment somewhat terete, jointed. 

 Seeds mostly cylindrical. J> if Lvs. unequally pinnate. Fls. in simple, 

 pedunculate umbels, rose-colored. 



1 C. EMEmrs. Scovpion Senna. St. woody, angular ; ped. about 3-flowered ; claws Df 



the petals thrice longer than the calyx. France. 3f. May. 

 C. VARIA. Herbaceous ; Ifts. 11 19, oblong ; ped. 10-15-flwd. Enr. 2 4f. Jl. -Sept. 



24. HEDYSARUM. L. ('HSvS, sweet, apooj^a, smell.) Calyx cleA 

 hito 5 linear-subulate, subequal segments. Keel obliquely truncate, sonjrer 



