LXII. ASCLEPIADACEiE 
319 
half as long as the corolla. Corolla fleshy ; tube short ; lobes 
pubescent within. Coronal scales 5, attached at the base of the 
staminal tube, flat, linear, erect, much longer than the tube, tips 
free, converging. Filaments united, tube short ; anther-tips in- 
dexed ; pollen masses waxy. Stigma convex. Follicles hairy, 
deeply wrinkled, about 3x1 in., shortly pointed. (Fig. 99.) 
Simla, Jako, Annandale ; June-August. — Simla to Sikkim, 3000-7000 ft. 
7. PERGTJLARIA. From the Latin pergula, an arbour, 
referring to the twining habit of the plants. — Tropical regions of 
Asia and Africa. 
*Pergularia pallida, Wight & Am. ; FI. Br. Ind. iv. 38. A 
twining shrub ; young parts and indorescence more or less hairy, 
otherwise glabrous. Leaves stalked, cordate, ovate, 2-4 x 1^-3 in., 
acute. Flowers yellow-green, J in. diam., in axillary, umbel- 
late cymes. Corolla glabrous ; tube j in. long, dilated near the 
base, constricted at the throat ; lobes narrow, much longer than the 
tube. Coronal scales 5, membranous, dat, oblong, adnate to the 
staminal tube ; tips acute, free, each bearing on the inner side a 
short, linear appendage projecting beyond the scales and conver- 
ging over the stigma. Filaments united, tube short ; anther-tips 
indexed ; pollen masses waxy. Stigma convex. Follicles glabrous, 
smooth, tapering, 3 x J in. 
Throughout India, ascending to 5000 ft. 
The closely allied P. odora.tissima, a native of China, is cultivated through- 
out India on account of its highly fragrant, orange or green-yellow flowers. 
The throat of the corolla is hairy. 
8. TYL0PH0RA. From the Greek tylos, a swelling or protu- 
berance, and phorein, to bear ; referring to the coronal scales.— 
Tropical regions of the Old World. 
Twining shrubs. Leaves ovate or very narrow. Flowers 
small, in axillary, umbellate cymes. Corolla-tube very short ; 
lobes long. Coronal scales deshy, adnate to the staminal tube, 
base much dilated, tips narrow. Filaments united, tube very 
short ; anther-tips indexed ; pollen masses waxy. Stigma conical. 
Follicles smooth, nearly glabrous, tapering, long-pointed, about 
2 x J in. 
Leaves 1^-2 in. broad. Flowers white or pale green . . 1. T. hirsuta. 
Leaves not more than 4 in. broad. Flowers dark purple . 2. T. tenerrima. 
*1. Tylophora hirsuta, Wight ; FI. Br. Ind. iv. 43. Stems 
softly tomentose or hairy. Leaves hairy, ovate or ovate-lance- 
olate, 2^-4 x 1^-2 in., acute. Flowers white or pale green, in. 
