Sd?. Mr. Colp.bi'OOIve's Description 



TYLOPHORA exilis. 

 Tab. XVI. 

 Panicles terminating in umbellets. CoroUine segments ova], ob- 

 tuse. Leaves subcordate, acute, smooth, becoming firm, fleshy. 



Introduced into the botanical garden at Calcutta in 1810 from 

 Chitagong, of Avhich it is native. Bears flowers and ripe seed in 

 the middle of the rainy season (August). 



Stem perennial, simple, scandent, twining with the sun, several 

 j-ards in length, no thicker than a crow-quill ; rooting at the 

 joints if it trail on the ground : young parts thinly beset with 

 soft hairs. Leaves opposite, petioled, ovate to cordate, acute 

 or even acuminate, entire, smooth on both surfaces, few- 

 veined : old leaves firm, fleshy. Length 1 — 2 inches. Breadth 

 half as much. Petioles i inch ; round, somewhat channelled 

 on the upper edge. Flowers small, dilute purple, inodorous. 

 Panicles subaxillary, solitary, ramous, lax, dichotomous, or 

 flexuose with alternate divergent pedicels ; terminating in um- 

 bellets ; many-flowered. Per/»?ic/es slender, round. Pedicels 

 proper, somewhat clavate. Bractes triangular to eusiform, mi- 

 nute. Per/fl?!//* five-parted. 5e^men/A- triangular. Coro/ rotate. 

 Divisions oval, obtuse. Nectary, or stamineous tube, round at 

 the base, five-angled in the middle. Germs ovate. Styles most 

 short. Stigma flat, pentagonal. Follicles oblong, tapering to 

 a pointed apex, round on one side, flat on the other. Seed 

 ovate, bracteate, convex Avith-out, concave within, papillous, 

 margined, denticulate at the base, cinnamon-colour, crowned 

 Avith a fascicle of many long silky hairs. 



The panicle of this, compared with proliferous umbels of some 

 other asclepideous plants, seems to indicate a derivation from 



such 



