188 LEGUMINOSJE. 



high ; flowers small, purple. — Hab. Trinidad !, Lockh., in sandy soil ; [Venezuela ! to 

 Brazil! and Peru]. 



57. D. tortuosum, DC. Erect ; stem striate-cylindrical : down uncinate ; leaflets 3, 

 ovate or ovate-oblong, hispidulous or glabrescent : stipules obliquely subulate ; racemes 

 simple : pedicels filiform, longer than the flower ; lomentum sulijessile, uncinate-pubescent, 

 tortuous, at length flattened, constricted nearly to the centre : join* 6-2, orbicular, flat. — St. 

 t. Il6./. 1. — Hedysarum, Sw. D. stipulaceum, DC. D. pediceUatum, Grah. D. pulcherrimum, 

 Shuttlew. ! — 2'-3'high; flowers small, purple or pale-blue. — Hab. Jamaica !, Mac/., M'Nab, . 

 Wullschl., common ; Dominica !, Imr. ; [Cuba !, Guadeloupe !, Florida !, Mexico, New 

 Granada ! ; naturalized in the East Indies !]. 



58. D. spirale, DC. Annual, flaccid, at length subscandent, rooting at the base ; 

 stem angular, glabrate ; leaflets 3 (-1), ovate or lanceolate : stipules setaceous or oblique at 

 the base by a minute dilatation ; racemes lax : pedicels filiform ; lomentum subsessile, unci- 

 nate-pubescent, very tortuous, and lasting so; joints 8-2, rhomboid-orbicular, undulate- 



, flat. — Hedysarum, Sic. D. teuellum, Kth. D. tenuiculum, DC. D. sylvaticum, Benth. 1 

 D. ospriostreptum, Steud. ! D. Bigelowii, As. Gr. ! D. annuum, As. Gr. ! — Herbaceous ; 

 flowers very small, greenish, variegated with purple. — Hab. Jamaica !, Macf., Dist., Al., 

 common; Antigua!, Wullschl. ; Trinidad ! dr.; [New Mexico ! and Cuba! to Brazil! and 

 Peru ; tropical Africa !, Pacific islands !]. 



59. D. molle, DC. Erect; stem striate: down uncinate; leaflets 3, ovate, villous- 

 pubescent beneath : stipules subulate-setaceous ; racemes paniculate : pedicels filiform ; lo- 

 mentum subsessile, tortuous, 2-joiuted, superior enlarged joint fertile, membranaceous, flat, 

 elliptical, with a lateral notch, glabrate, inferior striate. — Hedysariun, V. — Elowers very 

 small. — Hab. Jamaica (Macf.): [Haiti, S. Croix ; Panama!, Venezuela! to CearaJ. 



16*. DENBROLOBIUM, W. A. 



Calyx 4-fid, bibracteolate ; tube campanulate. Standard obovate ; keel blunt, devoid of 

 auricles. Stamens monadelphous. Lomentum compressed, with the style subpersistent : joints 

 several. — Arborescent shrubs; leaves pinnately %-foliolate ; flowers in axillary, peduncled 

 umbels. 



60*. I>. umbellatum, Benth. Branches and petioles villous-pubescent ; leaflets oval, 

 pubescent beneath: costate veins 8-12-paired; peduncles exceeded by the petiole; lomen- 

 tum pubescent, glabrate : suture slightly notched, dorsal margin sinuate as deep as to the 

 middle: joints 3-1 (-4). — Burm. Zeyl.t. 51. — Hedysarum, L. — Flowers whitish. — Hab. 

 Naturalized in Jamaica!, March; [introduced from the East Indies], 



17. STYLOSANTHES, Sw. 

 Calyx-tube filiform, caducous. Corolla inserted into the calyx-limb : standard roundish. 

 Stamens monadelphous : anthers alternately unequal. Lomentum sessile, 2-1-jointed, usu- 

 ally 1-seeded, mucrouate by the uncinate style-base. — Herbs; leaves pinnately Z-foliolate : 

 stipules adnate to the petiole ; flowers yellow, in bracteate spikes, single or with an acces- 

 sory striate pedicel. 



61. S. procumbens, Sw. Procumbent or diffuse, pubescent; leaflets lanceolate- 

 oblong, pointed, glabrescent ; spikes ovate : flowers with an accessory, hairy pedicel : sti- 

 pular bracts rigid ; lomentum as long as the elongated, circinate beak, reticulated-costate, 

 usually reduced to a single joint. — SI. t. 119. /". 2. — S. mucronata, W. S. humilis, Rich. 

 Cub. (non Kth.). S.elatior, var. guadelupensis, DC. (non Sw.).— Stem suffrutescent at the 

 base, 1' to a few inches long. — Hab. Bahamas!, Jamaica!, all coll., common in pastures; 

 Antigua !, Wullschl. ; [Mexico ! and Cuba ! to New Granada ! and Venezuela !, tropical 

 Africa!, East Indies !J. 



62. S. viscosa, Sw. Diffuse, viscous-pubescent ; leaflets elliptical-oblong, mucronate, 

 ciliate ; spikes ovate : flowers devoid of an accessory pedicel ; lomentum subquadrate, shortly 

 mucronate with the uncinate style-base, reticulated, usually reduced to a single joint. — 

 SI. t. 119. /. 1. Kth. N. Gen. t. 595.— S. glutinosa, Kth.— Habit of the preceding, but 

 stem more erect, and covered with stipitate glands. — Hab. Jamaica !, Pd., Wullschl., common 

 in pastures ; [Cuba ! and Mexico ! to Southern Brazil I]. 



