228 LEGUMINOSJE, [Dolichos. 



2. V. vexillata, Ben'h. in Mart. Fl. Bras. XV, 194; F. B. I. ii, 206. 



Phaseolus vexillatus, Linn. P. sepiarius, Dahj D. ^ 0. Bomb. Fl. 72. 



A perennial herb with a fusiform root. Stems twining, glahrescent when 

 mature, Hi]pules lanceolate, basifixed. Leaflets 2-6 in. long, broadly 

 ovate or lanceolate, acute or acuminate, rounded at the base, membra- 

 nous, clothed with appressed pubescence. Flowers 2-4, on very long 

 peduncles ; hracteoles setaceous. Calyx about | in. long, silky ; teeth 

 linear-lanceolate, as long as the tube. Corolla an inch or more in 

 length, reddish-purple; standard l-i^ in broad. Pod 3-4 in., slender, 

 glabrescent when mature, 10-15-seeded. 



Dehra Dun and the Siwalik range. Distrib. Plains of Punjab and 

 Bengal ; abundant up to 8,0' ft. on the Himalaya from Simla to Kumaon, 

 and on the Khasia Hills ; also on the hills of S. India and in Ceylon. 

 Cosmopolitan in the tropics, occurring also at the Cape and in 

 Australia. 



16. DOLICHOS, Linn. ; PI. Brit. Ind. ii, 209. 



Usually twining herbs with stipellate 3-foliolate leaves and subper- 

 sistent stipules, bracts and bracteoles. Flowers racemose or axillary. 

 Calyx-tube campanulate ; teeth long or short. Corolla mueh-exserted, 

 its petals usually equal in length ; keel blunt or beaked, not spirally 

 twisted. Stamens 2-adelphoUs, anthers uniform. Ovary nearly 

 sessile, many-ovuled ; style thickened upwards and bearded down the 

 inner edge, or filiform and pennicillate round the terminal stigma. 

 Pod flat, linear or oblong, recurved. — Species about 20, widely spread 

 in the tropics of both Hemispheres. 



Style thickened upwards and bearded along the 

 inner edge . . . . . . . 1. B Lahlah. 



Style filiform, minutely pennicillate round the 



stigma 2. I), hiflorus. 



1. J>. liSiblsib. Linn. 8p. PI. 725; F. B. I ii, 209 ; DO. L'Orig. PI. 

 Cult. 277; Field ^ Gard. Crops, Part II, 23, t. XXXIV A; WattE.D.; 

 Prain in Journ. As. Soc. Beng. LKVI, pt. ii, 54, 429. Vern. 8em, semhi. 



A tall nearly glabrous twining perennial or annual, with round smooth or 

 slightly downy stems. Leaves 4-12 in. long ; stipules ■§■ in., basifixed, 

 lanceolate; pefioZe 2-8 in,, glabrous ; leaflets 2-6 in. long, ovate, acute, 

 entire, base cuneate or deltoid, pale green and glabrous or slightly pube- 

 scent beneath ; stipels small, subulate, smooth ; petiolules ^ in., puberu- 

 lous. Racew es 6-9 in. long, lax, on peduncles 5-8 in. long ; pedicels fascicled 

 on nodes |-| in. apart ; bracts caducous ; hracteoles oblong. Calyx | in. ; 

 teeth short, deltoid. Corolla white or pink, f in. long. Pod l|-2 in. 

 long, tipped with the hooked persistent base of the style. Seeds 3-5. 



