378 A PLOKA OP MANILA 



1, I. carnosum (R. Br.) Merr. & Rolfe. 



A slender, perennial, twining, glabrous vine 2 to 5 m high. Leaves 

 smooth and shining, when fresh somewhat fleshy, elliptic-ovate to oblong, 

 base rounded or acute, apex apiculate, 2 to 6 cm long, 1 to -3.5 cm wide, the 

 petioles 5 to 10 mm long. Peduncles axillary, solitary, 5 to 10 mm long, 

 each bearing from 1 to 3 or 4, subumbellately disposed flowers, the pedicels 

 slender, up to 1.5 cm long. Flowers straw-colored, the corolla-tube very 

 short, the limb spreading, radiate, nearly 1.5 cm in diameter, the corolla- 

 lobes narrowly lanceolate, acumirate, curved. 



In thickets along tidal streams, Pasay, fl. Aug.-Sept.; rare in the 

 Philippines. Malay Peninsula and Australia. 



5. GYMNEMA R. Brown 



Woody or herbaceous twining vines with opposite ovate leaves. Flowers 

 small in axillary umbels or umbelliform cymes. Calyx 5-parted. Corolla 

 campanulate or subrotate, the lobes thick, twisted in bud, imbricate or 

 subvalvate. Corona-processes 5, attached to the corolla-tube, of 5 fleshy 

 lobes, adnate up to the mouth of the corolla, with more or less free incurved 

 points, or of 5 pairs of fleshy ridges on the lower part of the tube alternating 

 with the lobes. Column short. Anther-tips small, thin. Stigma large, 

 conical, clavate, or capitate, exserted. Follicles slender, terete, acuminate, 

 the seeds with a coma. (Greek "naked" and "filament.") 



Species, about 25 in Asia, Africa, Malaya, and Australia, 2 or 3 in the 

 Philippines. 



1. G. tingens (Roxb.) W. & A. 



A rather slender woody vine reaching a height of 10 m, nearly glabrous. 

 Leaves thin, ovate to elliptic-ovate, acuminate, base broadly rounded or 

 somewhat iictrdate, 6 to 12 cm long, the nerves prominent beneath. Inflores- 

 cence axillary, many-flowered, solitary, somewhat pubescent, umbel-like, 

 the pedicels equaling or longer than the peduncles. Flowers straw-yellow 

 with a faint odor, about 5 mm long, slightly pubescent externally, the corolla- 

 tube short, broad, the lobes ovate or oblong. Follicles about 10 cm long, 

 lanceolate. Seeds flattened, about 1.3 cm long, the coma soft, white, shining. 

 (Fl. Filip. pi. iOS, Bidaria inodora.) 



In thickets, Pasay, fl. July- Aug.; of local occurrence in the Philippines. 

 India to southern China and the Malay Peninsula. 



6. TYLOPHORA R. Brown 



Twining, suflfrutescent or somewhat woody vines with opposite leaves. 

 Flowers small, in simple or branched axillary cymes. Calyx 5-parted, with 

 5 glands within. Corolla rotate or somewhat campanulate, deeply 5-lobed,' 

 lobes slightly imbricate. Corona of 5, small, fleshy, tubercular processes, 

 «dnate to the filament part of the staminal-column. Staminal-column at- 

 tached to the base of the corolla; anthers with small, membranaceous ap- 

 pendages. Ovary of 2 carpels.. Fruit of 1 or 2 follicles, slender, acuminate, 

 smooth, sometimes inflated. Seeds comose. (Greek '^knot" and "to bear" 

 in allusion to the thickened processes of the corona,) 



Species about 50, extending from India to Australia;, about 10 in the 

 Philippines. 



