242 A FLORA OF MANILA , 
rupted, 10 to 15 cm long, the flowers in pairs, 6 mm long, the pedicels very 
short. Calyx teeth twice as long as the tube. Pods 1 cm long or less, 
composed of 4 to 6, glabrous, smooth joints. 
In open grass lands, San Pedro Macati, common, fl. Oct._Feb.; of local 
occurrence in the Philippines. India to China, Malaya, and Polynesia. 
2. A. vaginalis (L.) DC. 
An erect or ascending, branched herb reaching a length of 1 to 1.5 m, 
sparingly pubescent and hirsute. Leaves elliptic, retuse or rounded, 1.5 
to 5 cm long. Flowers as in the next species. Pods cylindric, glabrous, 
rugose, 1.5 to 2 em long, composed of from 4 to 7 joints. 
In open grass lands near Fort McKinley, fl. Aug.—Feb.; of local occur- 
rence in the Philippines. Range of the next species to which it is very 
closely allied, differing in its much larger size and glabrous pods. 
3. A. nummularifolius (L.) DC. Malacalisquis, Banig-usa, Manimanihan 
(Tag.). 
A usually spreading or prostrate, rarely ascending, branched, nearly 
glabrous herb, the stems sometimes nearly 1 m long, often much shorter, 
the branchlets pubescent. Leaves exceedingly variable, elliptic to oblong 
or lanceolate, obtuse, rounded, or acute, 1 to 4 cm long, 0.5 to 1.5 em wide. 
Racemes terminal, 2 to 3 cm long. Flowers pink-purple, 6 mm long, 
usually rather densely arranged. Pods mostly crowded, 1 to 2 cm long, 
2.5 mm thick, composed of from 3 to 6, somewhat rugose, pubescent joints. 
In open waste places, grass lands, etc. common, fl. more or less all the 
year; throughout the Philippines. Tropics of the Old World; introduced in 
America. 
25. URARIA Desvaux 
Herbaceous or suffrutescent perennial herbs, erect or spreading. Leaves 
1- to 3-foliolate, leaflets stipellate. Flowers numerous, small, in dense 
cylindric or spike-like racemes. Calyx-tube short, the upper 2 teeth short, 
the lower 3 usually elongated, setaceous. Standard broad; wings adhering 
to the keel. Stamens diadelphous; anthers uniform. Ovary few-ovuled; 
style slender, inflexed. Pod small, of 2 to 6, swollen, 1-seeded, indehiscent 
joints. (Greek “tail.”) 
Species 8, India to China, southward to Australia, 2 in the Philippines. 
1. U. lagopodioides (L.) Don. 
A pubescent, spreading or trailing plant, the stems branched, up to 
60 cm in length, the flowering branches erect or ascending. Leaves 1- and 
8-foliolate, often intermixed, the stipules linear or setaceous; leaflets 
orbicular to elliptic or elliptic-lanceolate, rounded or subacute, apiculate, 
1 to 6 cm long. Inflorescence terminal, the flowers pale-purple, in very 
dense, cylindric, ovoid to oblong, pubescent racemes, 3 to 8 cm long, usually 
about 2 em thick, the bracts ciliate, ovate to lanceolate, long-acuminate, 
8 to 12 mm long. Lower calyx-teeth elongate, ciliate, the pedicels densely 
ciliate. Corolla about 6 mm long. Pod with 1 or 2 ellipsoid, swollen, 
shining, 3 mm long joints. 
In open dry grass lands, Masambong, San Pedro Macati, etc., 4. Apr. 
Dec.; widely distributed in the Philippines. India to China, southward 
to Australia and Polynesia. 
