240 A FLORA OF MANILA 
In thickets, open waste lands, etc., San Pedro Macati, Tondo, etc., fl. 
Sept._May; local in the Philippines and certainly introduced; undoubtedly 
a native of tropical America, now in many tropical countries. 
5. D. capitatum (Burm.) DC. Manimani, Manimanihan (Tag.). 
A somewhat woody plant, the branches prostrate and spreading or 
somewhat ascending, up to 1 m in length, all parts more or less white- 
pubescent, at least when young. Leaves 3-foliolate; leaflets broadly obo- 
vate, base wedge-shaped, apex rounded, truncate or retuse, 1.5 to 4 cm 
long, silky-pubescent with white hairs beneath. Racemes numerous, axil- 
lary and terminal, dense, many-flowered, 2 to 5 cm long. Flowers pale- 
purple, about 6 mm long. Pods numerous, 1 to 2 cm long, veined, somewhat 
pubescent, consisting of from 3 to 6 joints. 
In open grass lands Caloocan to Fort McKinley, fil. Nov._Jan.; widely 
distributed in the Philippines, possibly introduced. India to Malaya. 
6. D. TRIFLORUM (L.) DC. 
A slender, prostrate, branched, somewhat hairy herb, the stems 10 to 30 
cm long. Leaves 3-foliolate, small, the stipules brown, acuminate. Leaf- 
lets oblong-elliptic to obovate, usually retuse, 7 to 15 mm long. Flowers 
purplish, about 6 mm long, axillary, solitary or 2 or 3 together, the pedicels 
slender, about 1 cm long. Pod 5 to 12 mm long, of 2 to 6 joints. 
In open dry grass lands, lawns, waste places, etc., common, fl. most of the 
year; throughout the Philippines, undoubtedly introduced. Cosmopolitan 
in the tropics. 
7. D. HETEROPHYLLUM (Willd.) DC. 
A prostrate, spreading, slender plant, the stems clothed with long, 
spreading hairs, branched, 10 to 40 cm long. Leaves 3-foliolate; leaflets 
oblong,: elliptic, or obovate-oblong, apex rounded, 1 to 2 cm long, hairy 
beneath. Pedicels axillary, slender, much longer than the petioles, 1- or 
few-fiowered. Flowers purple, 5 to 6 mm long. Pods about 1.5 cm long, 
of 4 or 5 joints, the joints as broad as long, the upper suture continuous, the 
lower indented. 
In open grass lands Santa Mesa, Masambong, etc., fl. Oct.Jan.; of very 
local occurrence in the Philippines, undoubtedly introduced. India to the 
Mascarene Islands, China, and Malaya. 
8. D. TRIQUETRUM (L.) DC. 
An erect, branched, suffrutescent herb or a shrub 1 to 2m high. Leaves 
simple, oblong to lanceolate, acuminate, 10 to 25 cm long; petiole 2 to 3 
em long, prominently winged. Racemes terminal and axillary, up to 30 
em in length. Flowers numerous, purplish, about 5 mm long. Pods 2 to 
5 em long, the joints 6 to 8, nearly square. 
Cementerio del Norte, fl. Oct.—Dec.; of local occurrence in the Philippines. 
Indix to the Mascarene Islands, China, Malaya, and northern Australia. 
9. D. virgatum Zoll. 
A slender, erect, simple or somewhat branched undershrub less than 1 
m high, more or less pubescent. Leaves simple, ovate to oblong-ovate, 
acute to acuminate, 7 to 14 cm long, appressed-pubescent beneath, the 
petioles short, pubescent, about 6 mm long. Racemes terminal and axillary, 
erect, many-flowered, slender, 6 to 20 cm long. Flowers white, usually 
