LEGUMINOS.E. 185 



40. JE. americana, L. Stem virgate, pilose, herbaceous or snffrutesccut ; leaflets 

 10-20(-7)-jugal, oblong-linear, oblique at the base, mucronate, %-k-nerved; stipules calcarate ; 

 racemes few-flowered ; calyx bilabiate ; lomentum shortly stipitate, incurved, 8-4(-2)- 

 jointed, contracted at the dissepiments : joints half-round, rectilinear on the superior, roundish 

 on the inferior margin. — SI. t. 118./. 3. — Stem 3'-2' high; flowers 3'" long, yellow or 

 purplish; lomentum-joints glabrescent, l^"' diam. — Hab. Jamaica!, all coll., common in 

 wet pastures ; S. Kitts !, Els.; S. Vincent !, Trinidad 1 ; [Cuba ! and Mexico ! to Brazil !]. 



41. .ffi. brasiliana, BC. Stem erect, herbaceous or suffrutescent, glandular-pilose, 

 (or glabrescent) ; leaflets 4i-6-jugal, obovate-oblong, uninerved, veiny : stipules lanceolate ; 

 racemes exceeding the leaves, simple or compound : branches few-flowered ; calyx 5-fid ; 

 lomentum long-stipitate, straight, reflexed, 2-4(-l)-jointed, contracted at the dissepiments: 

 joints half-round, rectilinear on the superior, rounded on the inferior, flatly depressed margin. 



— A. paucijuga, BC. — Flowers 2'" long; lomentum-joints 1J'" diam., glandular or glabrous. 

 — Hab. Trinidad ! Lochh., Cr., in savannahs and along roadsides, scarce ; [Cuba !, Vene- 

 zuela ! to Brazil ! and Peru !] . 



12. ZORN1A, Gmel. <krt/> , 



(Myriadenus, Desv.) 



Calyx bilabiate, bibractcolate. Standard roundish, folded : wings transversely rugulose. 

 Stamens monadelphous. Lomentum compressed : joints many to 2. — Herbs ; leaves digitate .- 

 leaflets 2-4, usually dotted: stipules with a basilar appendage ; inflorescence from the 

 uppermost axils or terminal. 



42. Z. diphylla, Pers. Annual, diffuse ; leaflets 2, ovate or lanceolate, pointed ; 

 flowers distant in peduncled spikes; superior calyx-lip emarginate-obtuse, inferior 3-fid; 

 lomentum-joints 2-7, roundish, convex and muricate, or reticulated, on the sides. — Hart. 

 Fl. Bras. 24. t. 21, 22. — Hedysarum, L. Z. reticulata, Sm. Z. gracilis, BC. Z. havanensis, 

 Rich. — Variable in the pubescent down, the dots in the leaves and bracts, the shape of the 

 leaflets, the size of the flowers, and the glochides of the lomentum ; flowers yellow, concealed 

 in the stipular bracts. 



a. reticulata, Benth. Leaflets ovate or ovate-lanceolate (6"'-l 2'" long) ; corolla 4"'-6'" 

 long. 



P. elatior, Benth. Leaflets lanceolate (12"'-18'" long) ; corolla 6'" long.— Fl. Bras. I. c. 

 t. 21./. 1. 



y. vulgaris, Benth. Leaflets ovate (4"'-6'" long) ; corolla 3"'-4"' long. 



Hab. Jamaica ! (a, £), March, Al., Wullschl. ; Dominica ! (7), Imr. ; Barbardoes !, 

 Lane ; Trinidad ! Q3), Cr. ; [New Mexico to Rio Grande do Sul ! ; all trop. countries]. 



Sloane's figure (t. 116. f. 3), quoted erroneously as the Brazilian Z. myriadena, Benth., 

 refers to an unknown Jamaica plant with 4 leaflets, found by Sloane in the savannah near Two- 

 mile-wood. 



13*. LOUREA, Neck. 



Calyx 5-fid, reticulated-veiny, at length inflated. Standard obcordate. Stamens diadel- 

 phous. Lomentum compressed, contracted between the joints. — Herbs ; leaves digitate, 3- 

 fbliolate, or reduced to a single leaflet ; racemes terminal. 



43*. la. vespertilionis, Besv. Leaflets single, bilobed : lobes oblong-lanceolate, blunt, 

 divaricate. — Jacq. Ic. Far. 3. t. 566. — Hedysarum, L. — Annual, erect; corolla white. — 

 Hab. Naturalized in Jamaica !, Fd. ; S. Kitts !, S. Vincent !, Trinidad !, Sieb. Trin. 83 ; [in- 

 troduced from the East Indies]. 



14*. ALYSICARPUS, Neck. 



Calyx tubular, bilabiate or 5-fid. Stamens diadelphons. Lomentum cylindrical or 

 slightly compressed : joints several. — Suffrutescent herbs; leaflets single : stipules scariou* ; 

 flowers racemose. 



44*. A. vaginalis, BC. Diffuse ; leaflets oval or oblong-linear : petiole nearly as long 

 as the sheathing stipules ; calyx 5-fid : lobes subulate, rigid ; lomentum nearly cylindrical : 

 joints reticulated, truncate at their ends. — A. nummularifolius, BC. : a form with the lomen- 

 tum glabrous, and somewhat contracted between the joints.— The lomentum in the West 



