242 A FLORA OP MANILA 



rupted, 10 to 16 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, i^etuse or rounded, 1.6 

 to 6 cm long. Flowers as in the next species. Pods cylindric, glabrous, 

 rugose, 1.6 to 2 cm long, coniposed 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 mucfi larger size and glabrous pod's. 



3. A. nummularlfolius (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 shoirter, 

 the branchlets pubescent. Leaves exceedingly variable, elliptic to oblong 

 or lanceolate, obtuse, rounded, or acute, 1 to 4 cm long, 0.6 to 1.6 cm 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, 

 2.6 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 snffrutescent 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. lagopodlofdes (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 

 S-foliolate, often intermixed, the stipules linear or setaceous; leaflets 

 orbicular to elliptic or elliptic-lanceolate, rounded or subacute, apiculate, 

 1 to 6 cin long. Inflorescence terminal, the flowers pale-purple, in very 

 dense, cylindric, ovoid to oblong, pubescent racemes, 3 to 8 cm long, usually 

 about 2 cm 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., fl. Apr.- 

 Dec; widely distributed in the Philippines. India to China, southward 

 to Australia and Polynesia. 



