508 Ordeb 46.— LBGUMINOS^. 



4 D. aoomin^tum DC. Plant erect, simple, pubescent, leafy only ai top ; Ifts. 

 ovate, long-oiOiminaie, the odd ono round-rhomboidal ; pan. terminal, on a very 

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

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

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

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

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



5 E>. paucifldrum DC. St. assurgent, leafy all tlm way, rctror.^ely hairy ; Ifts. 

 membranous, palo boneatli, scabrous-pubescent above, terminal one rhomboidal, 

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

 fow-flowered ; fls. in pairs ; peiah a'.l distinct, sprcadinrj. — 'Woods, Peun. to 111. 

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

 'i' long. Lite. 1 to 3' long, § to ij as wide. I'ls. 2 to 6, white or purplish. Leg. 

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



6 D. paniculatum DO. Erect, slender, nearly glabrous; Ifts. ohlon^-laniM>lak, 

 obluso ; slip, subulate, deciduous : fls. on long (4 to 5") and slender pedicels in 

 pauicled racemes; lomont of about 3 triangular joints. — A handsome species, 

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

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

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

 JL, Aug. 



7 D. viridiflorum Beck. St. erect, densely pubescent s.nii scabrous above; Ifts. 

 ovate, mostly obtuse, scabrous above, softly vdlotis beneatli ; stip. ovate-lanceolate, 

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

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

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

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



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

 tioles, Ifts. ovate, rather obtuse ; pan. tormipal, nearly simple ; fls. in pairs, on 

 elongated pedicels; bracts ovate, voiy small; lower calyx tootli 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. FJs. pwrple. Joints of the loment 2 to 4, half rhombic. Sept. 



/3. MONOPiiYLLUM. Dwaif; smaller in all its parts; very smooth; lower lvs. 

 uuifoliate ; rac. simple. — Uxbridge, Mass. (Ricard.) 



9 D. glab^llum DC. St. erect, smoothish ; lfts. ovate, small, scabrous-pubescent 

 both sides ; stip. subulate ; lower tooth of tho caly.x twice longer than the upper 

 entire ono; loment nearly ptraight on tho baclc, with about 4 half rhombic joints. 

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



10 D. cuspiditum Ton-. & Gr. Erect, smooth ; lfts. oblong-oval, or ovate, sharply 

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

 tered fls.; bracts deciduous, ovate, acuminate, striate, smooth; joints of tho lomont 

 suboval. — A larger species than either of the preceding, found in woods, XJ- S. and 

 Can. St. branching, erect, 4 to 6f 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 G joints, long, pendulous, rough. Aug. (D. bracteo- 

 sum DC.) 



11 D. can6sceiis DC. St. st/riate, scabrous ; lfts. ovate, rather obtuse, scabrous on 

 tlio upper surface, sofi-viUous beneath; stip. large, oblique, acuminate; pan. ter- 

 minal, very long, densely canescent, naked ; joints of tho loment obMquely oval ; 

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

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

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

 on the lower side. .11., Aug. (D. Aikinianurn Beck.) 



12 D. Canad^nse DC. St. pubescent; lfts. oblong-lanceolate; obtuse, nearly 

 smooth ; stip. fdiform ; bracts ovate, long-acuminate ; fls. raoemed ; joints of tho 

 loment obtusely triangular, hispid. — Rather common in woods, Can., Ponn. and 

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

 wide, with G pairs of straightish veins. Fla. purple, about as large as in No. 10, 



