850 
DOLICHOS purpureus. 
Purple Dolichos. 
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DIADELPHIA DECANDRIA. 
Nat. ord. LEGUMINOsE. Sect. V. Corolla irregularis papilionacea. Sta- 
mina 10, diadelpha. Legumen uniloculare bivalve. Frutices aut Herbe ; 
folia simplicia aut ternata, aut rarivs digitata; stipule nunc subnulle, nunc 
conspicue imo petiolo adnate, aut ab eodem distincte. Juss. gen. 352. 
DOLICHOS. L. Calyx brevis, 4-dentatus, denticulo supremo emargi- 
nato. Vesillum basi intus bicalle, et alas subtus comprimens. . Legumen 
oblongum polyspermum, forma yarium; semina reniformia aut subrotunda, 
hilo laterali.—Herbe plereque volubiles; folia ternata petiolata, stipulis @ 
petiolo distinctis; foliola supra eumdem articulata, petiolo terminali infra 
2-aristato, lateralibus 1-aristatis, aristis stipuleformibus ; flores sepe spicate 
axillares; legumen sepe glabrum, rarivs villosum aut pruriens. Corculi lobi 
a foliis seminalibus distinctt. Juss. 1. c. 
D. purpureus, volubilis, caule glabro, petiolis pubescentibus, corolle alis. 
patentibus, Willd. sp. 3. 1048. 
D. purpureus. Linn. sp. pl. 1021. Smith Ex. bot. p.29.t.74. Ait. Kew. 
ed. 2. 4.295. Pers. syn. 2.298. Link enum. 2. 233. 
Caulis volubilis, angulatus, pilis deflexis scabriusculus, nunc omnind gla- 
ber. Foliola late ovata, subcordata, acuminata, glabra v. tomentosa, venis 
purpureis reticulata. Petioli magis minusve pubescentes, Flores racemis, 
longis, interruptis, dispositi, roseo et purpureo eleyanter variegati. Prete- 
rea bracteas solitarias ad basin pedicellorum, adsunt etiam due altere lobate- 
calyct ad basin appresse. Legumina lata, brevia, compressa, undtyue tu- 
berculis parvis muricata, nitidé purpurea. Smith ex. bot. ex angl. vers. 
This is a handsome, climbing, annual plant, native of 
the East Indies. It, occasionally, is raised from imported 
seed, and in a stove may be cultivated without difficulty : 
but, like all other tropical species of this genus, it cannot 
be made to bear the natural climate of even our finest 
summers. : 
g 
Our drawing was made at Mr. Colvill’s Nursery. 
Stem climbing, angular, roughish, with deflexed hairs, 
sometimes smooth. Leaflets broad-ovate, approaching to 
heart-shaped, pointed, smooth or downy, reticulated, with 
purple veins. ootstalks more or less downy. Flowers in 
very long interrupted clusters, elegantly variegated with 
p2 i 
