80 
Mucuna recta Wall. Cat. 5626 (1830). Dolichos dasycarpus Mig. Flor. Ind. Bat. i. 1. 
186 (1355). Canavalia dolichoides Kurz in Journ. As. Soc. Beng. xlii. 2. 185 (1874). 
Vigna dolichoides Bak. in Heok. f. Flor. Brit. Ind. ii. 207 (1876). 
Assem : Goalpara, ete.; Jenkins ! Masters! Simons! Silhet; Wallich! Hooker & 
Thomson / CHITTAGONG : Clarke! Burma; Arracan; Kurz / 
Prate 88.—Dysolobium dolichoides Prain. 1, flowering twig ; 2, fruiting twig, both from 
Assam,—both of natural size ; 8, bud ; 4, flower, standard and calyx removed ; 5, calyx; 6, standard ; 
7, ovary; 8, seed. 
Ik I 
PLATE 39. 
39. DYSOLOBIUM TETRAGONUM Prain in Journ. As. Soc. Beng. lxvi. 2. 427 (1897). 
A wide-twining climber with woody pubescent branches and stems; leaves 3-foliolate, 
1:5--2 dm. long, rachis below lateral leaflets 5—6 cm, long, beyond them about 1—1°5 
сш. long, leaflets thick, entire, ovate-lanceolate, prominently veined, densely hirsute like 
the rachis, all 10—14 cm. long, 2:5 cm. wide, stipels 9:5 mm. long, subulate, petiol- 
ules 4 mm. long; racemes 3—4 cm. long, 12—20-flowered, peduncle very short, 
pedicels 1:5 mm. long, bracteoles ovate, minute; calyz 2:5 mm. long, pubescent ; corolla 
purple, standard orbicular, 7°5 mm. wide, keel hardly beaked; pod stout, straight, 
quadrate in section, 5—6 сш. long, 1%2--Г5 em. wide, densely softly hirsute, all four 
angles distinctly winged ; seeds as broad as long, about 6 mm. across. Psophocarpus, 
sp. Bak. ta Hook, f. Plor, Brit. Ind. ii, 212 (1876). Canavalia tetragona Kurz Mss. 
Vigna tetragona Kure Mss. 
BreNcAL: Duars; Heawood ! Assam: Masters, С. Mann ! 
Рілте 39,—Dysolobium tetragonum Prain, 1, flowering specimen from М. Bengal; 2, specimen 
in fruit from Lower Assam; 3, bud; 4, calyx, laid open; 5, flower, laid open; 6, staminal 
sheath ; 7, ovary; 8, the same, opened; 9, ovule,—ali enlarged ; 10, part of opened pod showing 
the transverse septa; 11, transverse section of pod, showing the wings; 12, seed,—all of natural 
$156. 
Б Р. 
PLATE 40. 
40. Drocuea REFLEXA Hook. f. in Hook. Niger Flora, 306 (1849). 
Natural order. Leguminose. 
A strong woody climber 20—30 feet long, with rounded, black, sparsely setose, early 
glabrescent branches ; leaves 3-foliolate, 22—21 cm. long; leaflets dull-green above, 
paler beneath, subcoriaceous, when young sparsely hairy on both surfaces but early 
becoming glabrous above and glabrous except for a few adpressed hairs on the nerves 
beneath, ovate, shortly acuminate, with subtruncate base, 125 сш. long, 8 em. wide, 
petiole 19 ста. long, channelled above, sparingly adpressed-hirsute ; petiolules 6 mm. 
long, rusty-pubescent, stipels 5 mm. long, subulate, stipules lanceolate 6 mm, long, 
