194 FABACEAE. 



mainly obovate ; keel spirally coiled, linear or obovoid. Stamens diadelphous 

 (9 and 1). Style longitudinally bearded; stigma oblique or lateral; ovary 

 sessile or nearly so; ovules oo. Pod various, 2-valved, several-seeded, tipped with 

 the persistent style. Seeds mostly with rounded ends. Raehis thickened at the 

 bases of the pedicels. [Ancient name of the Kidney bean.] About 170 

 species, of warm and temperate regions. Type species: Phascolus vulgaris L. 



Erect: herbaceous; flowers red or purple. 1. P. lathyrrides. 



Climbing vine; flowers white. '-. P. lunatus. 



1. Phaseolus lathyroides L. Sp. PI. ed. 2, 1018. 1763. 



Phaseolus semierectus L. Mant. 1: 100. 1767. 



Herbaceous, erect, simple or somewhat branched, silky pubescent or gla- 

 brate, 3-6 dm. high. Stipules narrowly lanceolate, acuminate, 1.5 em. long 

 or less; petioles slender; leaflets various, membranous, ovate to lanceolate or 

 linear-lanceolate, 2-6 cm. long, acute, obtuse or acuminate at the apex, acute 

 or obtuse at the base; racemes elongated, several-many -flowered, 1-3 dm. long 

 in fruit; pedicels very short; calyx 4-5 mm. long, its upper teeth ovate, the 

 lower lanceolate, acuminate; corolla red or purple; standard 12-15 mm. long; 

 pods narrowly linear, straight or a little curved, reflexed-spreading, 7-12 em. 

 long, about 3 mm. thick. 



Waste places and moist soils in open places, Andros. New Providence, Acklin's, 

 East Caicos and Inagua : West Indies ; continental tropical America ; Old World 

 tropics. Wild Bush Bean. 



2. Phaseolus lunatus L. Sp. PI. 724. 1753. 



A usually annual, herbaceous, sparingly pubescent vine up to 3 m. long or 

 longer, twining or trailing. Leaves 3-foliolate, petioled; leaflets ovate, ovate- 

 lanceolate or rhombic-ovate, thin in texture, 4-7 cm. long, acute at the apex, 

 obtuse or subtruncate at the base, the terminal one long-stalked, equilateral, 

 the others short-stalked, inequilateral ; racemes peduneled, about as long as the 

 leaves, sometimes longer, several-many-flowerc-d ; pedicels slender, mostly less 

 than 1 cm. long; calyx about 3 mm. long, its teeth short, ovate; bractlets ob- 

 long, about one-half as long as the calyx; corolla greenish white, the standard 

 about 7 mm. broad; pod flat, subfalcate, 3-7 cm. long, 1-1.5 cm. wide (larger 

 in cultivated races) ; seeds oblong or subquadrate, flattened. 



In a coppice near Staniard Creek, Andros, spontaneous after cultivation : 

 West Indies ; continental tropical America. Lima Bean. 



23. DOLICHOS L. Sp. PL 725. 1753. 



Climbing or trailing vines, with 3-foliolate stipellate leaves, and white to 

 purple flowers variously clustered or sometimes solitary, their bracts small or 

 caducous. Calyx eampanulate, its two upper teeth united. Standard suborbie- 

 ular; wings obovate, curved, adnate to the incurved keel. Stamens 9 and 1, 

 their anthers all alike. Ovary several-many-ovuled ; style bearded or penieil- 

 late below the terminal stigma. Pod flat, mostly somewhat curved, beaked. 

 Seeds subglobose or flattened. [Greek name of some bean, referring to its 

 long pods.] About 30 species, of tropical distribution. Type species: Dolichos 

 Ldblab L. 



Pods serrulate on the margins; seeds somewhat compressed; style not penicil- 



late. 1. D. Lablab. 



Pods entire on the margins ; seeds globular ; style penicillate. 2. D. insuhnis. 



