LEGUMINOSAE 257 



48. TERAMNUS Swartz 



Slender, twining, herbaceous vines. Leaves 3-foliolate. Flowers small, 

 m axillary panicled racemes. Calyx campanulate, the teeth distinct Co- 

 rolla httle exserted, the petals equal in length; standard not spurred. 

 Stamens monadelphous; alternate anthers small, abortive. Ovary many- 

 ovuled; style short. Pods linear, somewhat compressed, septate between 

 the seeds, curved or hooked at the apex. 



Species 4, in all tropical countries, 1 in the Philippines. 



1. T. lablalis (L. f.) Spreng. 



A slender, twining, more or less pubescent, annual vine reaching a length 

 of 4 m. Leaflets oblong-elliptic to oblong-ovate, obtuse or acute, green and 

 shining on the upper surface, pale and appressed-pubescent beneath, 2.5 to 5 

 cm long. Inflorescence of axillary, panicled, pubescent racemes 5 to 8 cm 

 long. Flowers 5 mm long. Calyx appressed-pubescent. Corolla purple, 

 only slightly exserted. Pod linear, flat, curved at the apex, slightly pubes- 

 cent, about 4 cm long, 3 mm wide,. containing about 10 seeds. 



In thickets, San Pedro Macati, etc., common, fl. Oct.-June; widely distrib- 

 uted in the Philippines, possibly introduced. Cosmopolitan in the tropics. 



49. CAN AVAL I A DeCandolle 



Coarse, twining, annual or perennial vines with 3-foliolate leaves, the 

 leaflets stipellate. Flowers rather large. Calyx-limb 2-lipped, the upper 

 lip projecting, entire or emarginate, the lower one shortly 3-toothed. 

 Corolla much exserted, standard large, roundish; wings somewhat shorter, 

 equaling the incurved keel. Stamens monadelphous. Ovary many-ovuled. 

 Pod large, linear, to oblong, flat, sometimes swollen, with a rib on each 

 valve near the upper suture. (Prom the Malabar name of one species.) 



Species about 15, mostly in tropical America, 4 in the Philippines. 



1. Pod swollen, 10 cm long or less, about 4.5 cm wide 1. C. turgida 



1. Pod flat, or if swollen then less than 3 cm wide. 



2. Leaflets broad and rounded at the apex; a species growing along 



sandy seashores _ 2. C. lineata 



2. Leaflets acuminate. 



3. Pod less than 20 cm long and 3 cm wide 3. G. ensiformis 



3. Pod 25 to 30 cm long, 4 to 5 cm wide 4. C. gladiata 



* 



1. C. turgida Grah. 



A coarse, scandent, herbaceous vine in thickets near the seashore. 

 Leaflets ovate, acuminate, 8 to 15 cm long, base usually rounded. Flowers 

 in pairs at the ends of the scapes, reflexed, about 4 cm long, pink-j)urple, 

 quite as in the next species. Pods thick, broad, swollen, often nearly 

 flat along the back, 10 to 14 cm long, 6 cm wide, apiculate-acuminate; 

 containing about 6, brown, ellipsoid, somewhat compressed, hard, smooth 

 seeds. (Fl. Filip. pi: SI 9, C. virosa.) 



In thickets near the seashore, but not on the sandy beach, Navotas, 

 Pasay, etc., fl. July-March; throughout the, Philipppines near the sea. 

 India to Formosa and Malaya,' 



2. C. lineata (Thunb.) DC. Pataning-dagat (Tag.). 



A coarse, prostrate, herbaceous vine, growing on the sandy beach, 

 sending up large 3-foliolate leaves and long-peduncled racemes of pink- 

 111666 — 17 



