FABACEAE. 95 



1. S. umtoellatus (Muhl.) Brittou. Stems trailing: leaflets l~i cm. long; 

 blades ohloiig-lanceolate, varying to ovate or lanceolate: corolla pink or pale- 

 purple, often fading yellowish ; blade of the standard reniform, 1-2 cm. broad : 

 pods 2.5-5 cm. long. — Pinelands. — Wild-beax. 



26. VIGNA Savi. Vines. Leaflets 3. Kacemes or panicles cluster-like. 

 Calyx slightly 2-lipped, the upper lip broad, shorter than the lower lip, the 

 middle lobe of the lower lip slightly larger than the lateral ones. Corolla 

 yellow or purple: blades of the wings and the keel-petals very broad, those of 

 the latter with an angular or reflexed auricle at the base. Pod narrow. 



1. V. repens (L.) Kuntze. Plants pubescent: leaflets 2-8 em. long; blades 

 ovate to lanceolate or linear: calyx 7-9 mm. long; lobes acute: corolla yellow; 

 standard-blade 18-23 mm. wide; keel 16-19 mm. long, nearly as long as the 

 wings: pods 4—6 cm. long. — Everglades, pinelands and hammocks. — F. K. 

 (Ber., Bah., Cuba, Ant.) 



27. DOLICHOS L. Herbs resembling Phaseolus, and with a similar 

 calyx. Corolla with a prominently appendaged standard, very broad wings 

 and narrow keel-petals which are bent at right-angles, but not coiled. Pods 

 linear to scimitar-shaped. 



1. D. Lablab L. Leaflets 5-13 cm. long; blades broadly ovate, or that of the 

 terminal one ovate-reniform, acute or short-acuminate: bracts ribbed: calyx 

 9-11 mm. long; lobes of the lower lip lanceolate or oblong-lanceolate: corolla 

 purple, violet or white; blade of the standard 16-21 mm. wide; wings 17-21 

 mm. long: pods oblong, 6-8 cm. long, toothed-margined: seeds 10-13 mm. 

 long, each with a white scar. — Hammocks and pinelands. Nat. of the E. Indies. 

 F. K. (Bah., Cuba, Ant.) — Hyacinth-bean. Black-bean. Egyptian-bean. 



28. CANAVALI Adans. Vines. Leaflets 3. Eacemes or panicles mostly 

 erect. Calyx prominently 2-lipped, the upper lip very broad: longer than the 

 lower lip, the 2 lobes broadly rounded, the lower lip with 3 small lobes. 

 Corolla variously colored or white, often conspicuous: blades of the wings and 

 keel-petals narrow, those of the latter with a prominent upcurved auricle at 

 the base. Pod broad. 



1. C. llneata (Thunb.) DC. Leaflets 4-10 cm. long; blades leathery, sub- 

 orbicular to oval or obovate: calyx sparingly pubescent; lower lobes obtuse: 

 corolla pink or rose-purple: pods 10-12 cm. long. [C. obtusifolia (Lam.) 

 DC] — Coastal sand-dunes and shores of Bay Biscayne. — F. K. (Ber., Bah., 

 Cuba, Ant.) 



29. VICIA [Tourn.] L. Trailing or climbing herbs. Leaflets few or 

 many: blades entire, or toothed at the apex. Racemes few-many-flowered, 

 usually 1-sided. Calyx more or less 2-lipped: lobes of the lower lip usually 

 longer than those of the upper. Corolla variously colored or white: blades of 

 the wings more prominently auricled than those of the keel-petals. Filaments 

 united to near the tips. Style with a tuft of hairs at the apex, or pubescent 

 on the side opposite the keel. Pods relatively flat. 



1. V. acutifolia Ell. Leaflets 2-6, usually 4; blades linear to linear-oblong, 

 acute or mucronate: calyx-lobes triangular, the lower one longer than the 

 lateral ones: standard 8-9 mm. long: keel about 6 mm. long: pods 2.8-3 cm. 

 long. — Everglades. — Vetch. 



