LEGUMINOSAE 939 
GomPetielée Droadty -winged::....::....0222 ARO ee at 8. D triquetrum 
2. Petioles not winged. 
3. Leaflet ovate to oblong-ovate, fettowed to the acute or acuminate 
apex. 
4. Petioles less than 5 mm long; racemes rather dense; pods pub- 
ET EA RS ETE II BE wa 9. D. virgatum 
4. Petioles 1 to 2.5 em long; flowers laxly disposed; leaves gray- 
pubescent beneath; pods nearly glabrous........ 1Oe kee gangenour 
8. Leaflet orbicular-ovate to orbicular, obtuse or rounded. 
11. D. lasiocarpum 
1. D. pUCHELLUM (L.) Benth. Payang-payang (Tag.). 
An erect undershrub 0.5 to 1.5 m high. Leaves 3-foliolate; leaflets 
finely pubescent beneath, the terminal one oblong, 8 to 18 cm long, more 
than twice as large as the two lateral ones. Inflorescence terminal and 
axillary, 8 to 25 cm long, the flowers umbellate or fascicled, hidden by 
the distichous, orbicular bracts which are 1 to 1.5 cm in diameter. Flowers 
white, about 6 mm long. Pods oblong, pubescent, usually of 2, rarely 
of 1 or 3 joints. 
_ In open dry grass lands and thickets, fl. Oct.Jan.; widely distributed 
in the Philippines, probably introduced. Tropical Asia to the Mascarene 
Islands, Malaya, New Guinea, and Polynesia. 
2. D. quinquepetalum (Blanco) Merr. Payispis, Baquisquis (Tag.). 
An erect branched shrub or small tree 2 to 7 m high, nearly glabrous 
or somewhat pubescent. Leaves 3-foliolate; leaflets oblong-ovate to lan- 
ceolate-ovate, sharply acuminate, prominently nerved, 3 to 9 cm long. 
Inflorescence paniculate, terminal and axillary, 10 to 35 cm long, pubescent, 
the flowers in racemosely arranged 2- to 7-flowered umbels. Flowers white, 
fragrant, 1.5 cm long, very numerous. Pods oblong, curved, consisting 
of from 38 to 6 joints. 
In thickets Masambong, Fort McKinley, etc., fl. Sept—Nov.; widely 
distributed in Luzon. Endemic. 
3. D. scorPIuRUS (Sw.) Desv. : 
A prostrate or ascending, slender, often widely spreading, somewhat 
hirsute annual. Leaves 3-foliolate, the leaflets elliptic to oblong-elliptic, 
rounded, 1.5 to 3.5 em long, the terminal one larger than the lateral ones. 
Racemes terminal, slender, distantly few-flowered. Flowers pale-purplish, 
about 4 mm long. Pods slender, green, 2 to 5 em long, less than 2 mm 
wide, pubescent, of from 3 to 8 joints, which are much longer than wide, 
scarcely constricted between the joints. 
In open dry places, old walls, cliffs, etc., fl. all the year; widely distrib-, 
uted in the Philippines. A native of tropical America; introduced and 
naturalized here and in Polynesia, but not reported from any other part 
of the Orient. 
4. D. PROCUMBENS (Mill.) A. S. Hitche. (D. spirale DC.). 
An erect, nearly or quite glabrous, slender, annual herb 0.5 to 1. m 
high. Leaves petioled, 8-foliolate; leaflets ovate-oblong to lanceolate, ob- 
tuse, 1 to 6 cm long, the terminal one longer than the lateral ones. Racemes 
axillary and terminal, lax, slender, 8 to 20 cm long. Flowers usually in 
scattered pairs, yellowish-green, about 2.5 mm long, their pedicels long 
and slender. Pod 1 cm long or less, slender, 4 to 6-jointed, spirally twisted, 
the joints about as long as broad. 
