156 A SclepiadeCB. [ Tyhphora. 



Dry and intermediate country, rare. Kurunegala; Uma-oya; Ekirian- 

 kumbura. Fl. June, July ; greenish-yellow. 



Also in Kumaon, Bengal, Burma, and Timor. 



The stems afford a very strong silky fibre, the milky juice contains 

 much caoutchouc, and the leaves are given in medicine as a remedy for 

 flatulence. 



14. TVZiOPHOBA, Br. 



Twining (rarely erect) perennials, often semi-shrubby at 



base; fl. small or very small, on long ped., in umbellate 



clusters, which are usually arranged in slender axillary cymes; 



cal.-segm. (nearly distinct sep.) 5, acute; cor. rotate, lobes 5, 



slightly contorted; column small, stam. 5, connate, fil. short, 



anth. usually very small (larger in T. Iphisia), with a short 



inflexed tip, pollen-masses minute, i in each cell, erect (rarely 



horizontal), coronal processes thick and fleshy, adnate to back 



of stam.; stigma 5-angled, not exserted ; follicles tapering to 



long point, glabrous; seeds flat, with long coma. — Sp. 40; 



2-^ m Fl. B. Ind. 



Stem short, erect or slightly twining. 



Sep. linear-lanceolate i. T. fasciculata. 



Sep. ovate 2. T. Iphisia. 



Stem long, much twining. 



Fl. very small ; coronal processes wholly 

 adnate to stam. 

 L. over i\ in., acute. 



L. very thin; cymes about as long as 1. 3. T. membranifolia. 

 L. rather fleshy ; cymes exceeding 1. . 4. T. zeylanica. 

 L. under I ?7 in., obtuse .... 5. T. tenuis. 

 Fl. larger ; coronal processes with free points. 



Fl. solitary or in twos . . . . 6. T. CORDIFOLIA. 



Fl. numerous. 



More or less hairy 7- T. asthmatica. 



Quite glabrous 8. T. flava. 



I. T. fasciculata, Ham. ifi Wight, Co7itrib. 50 (1834). 



Thw. Enum. 424. C. P. 3792. 



Fl. B. Ind. iv. 40 (not given for Ceylon). Wight, Ic. t. 848. 



Stems several, erect, 12-18 in., nearly simple, very slightly 

 twining, pubescent; 1. small, i-i^ in., rather crowded, ovate 

 or oblong-lanceolate, rounded or acute at base, acute, glabrous 

 above, pubescent on veins beneath, petiole \ in., slender, 

 pubescent; fl. small, on rather long, slender, pubescent ped., 

 cymes racemose, shorter than 1., shortly stalked, erect, bracts 

 filiform; sep. linear-lanceolate, acute; cor.-lobes broadly oval, 

 acute, coronal processes globose; follicles fusiform (not seen 

 ripe). 



