308 Oedbe 46.— LEGTJMINOSiE. 



4 D. acuminatum DC. Plant erect, simple, pubescent, leafy only at lop ; Ifts. 

 ovate, long-acuminate, the odd one round-rhomboidal; pan. terminal, on a very 

 long peduncle. — Common in woods, TJ. S. and Can. St. 8 to 12' high, ending in 

 a slender panicle 1 or 2f long. Ivs. at the top of the stem and below the panicle ; 

 terminal 1ft. roundish, 3' diam. ; lateral His. smaller, all of them covered with 

 scattered, appressed hairs, and conspicuously pointed. Fls. small, flesh-colored. 

 Pods of about 3 triangular joints. Jl., Aug. 



5 D. pauoiflonim DC. St. assurgent, leafy all the wan/, retrorsely hairy ; Ifts. 

 membranous, pale beneath, scabrous-pubescent above, terminal one rhomboidal, 

 lateral ones inequilateral-ovate, all rather acute or subacuminate ; rac. terminal, 

 few-flowered ; fls. in pairs ; petals, all distinct, spreading. — ^Woods, Penn. to lU. 

 and La. Et. creeping, tubercular. Sts. often clustered. If high. Petioles 2 to 

 3' long. Lfts. 1 to 3' long, f to f as wide. Pis. 2 to 6, white or purplish. Leg. 

 of 2 to 3 obtusely triangular joints. Jl, Aug. 



6 D. paniculdtum DC. Erect, slender, nearly glalrous ; lfts. oilong-laneeolate, 

 obtuse ; stip. subulate, deciduous ; fls. on long (4 to 5") and slender pedicels in 

 panicled racemes; loment of about 3 triangular joints. — A handsome species, 

 near 3f in hight, found in woods, U. S. and Can. St. striate, 2 to 3f high. Lvs. 

 of 3 smooth, narrow-ovate lfts., broadest at the base, ending with an obtuse 

 point, 1 to 3' in length. Pods about 3 to 5-jointed, large. Fls. purple, numerous. 

 Jl., Aug. 



7 D. viridifldrum Beck. St. erect, densely pubescent and scabrous above ; lfts. 

 ovate, mostly obtuse, scabrous above, softly villous benea.th ; stip. ovate-lanceolate, 



, acuminate, caducous ; panicles very long, leafless ; lower tooth of the hairy calyx 

 thrice longer than the upper ; leg. of 3 to 4 triangular joints. — Alluvial soils, N. 

 Y. to Fla. and La. St. 3 to 4f high, rigid, branched. Lfts. 2 to 3' long. Corolla 

 violet, turning green in withering. Leg. 1 to 2' long. 



8 D. laevigatum DC. Glabrous or nearly so ; st. simple, erect; lvs. on long pe- 

 tioles, lfts. ovate, rather obtuse; pan. terminal, nearly simple; fls. in pairs, on 

 elongated pedicels ; bracts ovate, very small ; lower csdyx tooth twice longer than 

 the upper. — Woods, N". J., Harper's Perry, and southward. The smoothest of our 

 Desmodia, 2 to 3f high. Lfts. rather coriaceous, 1 to 3' long, | as wide. Pedi- 

 cels 5 to 8" long. Pis. purple. Joints of the loment 2 to 4, half rhombic. Sept. 



/?. iioNOPnTLLUM. Dwarf; smaller in all its parts ; very smooth ; lower lvs. 

 unifoliate; rac. simple. — Uxbridge, Mass. (Eicard.) 



9 D. glabellum DC. St. erect, smoothish ; lfts. ovate, small, scabrous-pubescent 

 both sides ; stip. subulate ; lower tooth of the calyx twice longer than the upper 

 entire one ; loment nearly straight on the back, with about 4 half rhombic joints. 

 — In shades. Car. (Ell. Curtis]. Aug., Sept. 



10 D. ouspidatum Torr. & Gr. Erect, smooth; lfts. oilong-oval, or oiate, sharply 

 acuminate ; stip. lanceolate-subulate ; rac. paniculate, terminal, large, with scat- 

 tered fls. ; bracts deciduous, ovate, acuminate, striate, smooth ; joints of the loment 

 Buboval. — A larger species than either of the preceding, found in woods, TJ. S. and 

 Can. St. branching, erect, 4 to 5f high. Lfts. 3' long, widest at base, smooth, 

 entire. Stip. and bracts 8 or 9" long. Stipels subulate. Fls. large (8" long), 

 purple. Pods in about 6 joints, long, pendulous, rough. Aug. (D. bracteo- 

 sum DC.) 



11 D. oanescens DC. St. striate, scabrous ; lfts. ovate, rather obtuse, scabrous on 

 the upper surface, soft-viUous beneath; stip. large, oblique, acuminate; pan. ter- 

 minal, very long, densely canesoent, naked; joints of the loment obliquely oval; 

 upper lip of the calyx nearly entire. — Woods, K Eng. to Fla. and La. An up- 

 right, branching plant, with very long panicles of flowers, greenish externally, 

 purple within. St 3f high, pubescent. Pods about 4-jointed, most constricted 

 on the lower side. Jl., Aug. (D. Aikinianum Beck.) 



12 D. Canadense DC. St. pubescent; lfts. oblong-kmceolate ; obtuse, nearly 

 smooth ; stip. filiform ; bracts ovate, long-acuminate ; fls. racemed ; joints of the 

 loment obtusely triangular, hispid.-i-Eather common in woods. Can., Penn. and 

 Ind. A handsome plant 3f in height. St. upright striate. Lfts. 2 to 3' long, 1' 

 wide, with 6 pairs of straightish veins. Fls. purple, about as large as in No, 10, 



