Dregea.~\ xcv. ASCLEPIADEJE. (J. D. Hooker.) 47 



VAR. Lacuna, all parts hoary or mealy. Hoya Lacuna, Ham. in Wall. Cat. 8169 ; 

 Wight Contrib. 39 ; Dene, in Jacq. Voy. Bot. 108, t. 114, and in DC. Prodr-. viii. 639. 

 North-West India from Kumaon to Oude and the Bombay Ghats. Bengal. Birma. 



VAR. angustifolia, suberect, densely mealy or velvety, leaves ovate-lanceolate 

 small. Malabar and Bombay (a starved form). 



40. KETEROSTEIVIIVXA, W.SfA. 



Twining nearly glabrous shrubs or undershrubs. Leaves opposite, often 

 cordate, base 3-5-nerved. Flowers rather small, in shortly peduncled umbelled 

 or racemose cymes. Calyx small, 5-fid or -partite. Corolla rotate, lobes broad 

 triangular valvate. Corona of 5 large lobes spreading horizontally from the 

 column and lying flat on the corolla. Column very small, depressed ; anthers 

 very minute, tip very short ; pollen-masses one in each cell, minute, broad, 

 compressed, sessile, waxy, erect. Stigma included, truncate, o-angled. Follicles 

 slender, straight, terete, pointed, pericarp thin. Seeds comose. DISTRIB. 

 Species about 10; Indian and Malayan. 



* Coronal processes orbicular, sessile. 



1. K. Wallichii, Wight Contrib. 42 ; branches hairy chiefly along two 

 lines, leaves ovate broadly oblong or elliptic acuminate, coronal processes 

 sessile orbicular with or without a small conical boss near the base. Wall. 

 Cat. 8179 ; Dene, in DC. Prodr. viii. 680. Heterostemma, sp. 4, Herb. H. f. 

 $T. 



NEPAL, Wallich. ASSAM, Jenkins. KHASIA Mrs. at Nowgong, J. D. H. $ 

 T. T. 



Leaves 3-7 by 2-4 in., base rounded or subcordate, bright green, thinly coriaceous ; 

 petiole -2 in. Cymes small, peduncle stouter than the petiole ; flowers - in. 

 diam., greenish. Fruit not seen. 



2. K. alatum, Wight Contrib. 42 ; branches with two lines of hairs, 

 leaves elliptic-ovate oblong or -lanceolate acuminate, nerves beneath winged, 

 coronal processes ovate-lanceolate acuminate with a large ovate acute concave 

 appendage on the surfaces. Wall. Cat. 8180; Dene, in DC. Prodr. viii. 630. 



CENTRAL and EASTERN HIMALAYA; Kumaon, Royle ; Nepal, Wallich; SIKKIM, 

 alt. 2-6000 ft., J. D. H. KHASIA MTS., alt. 4-6000 ft., Lobb, J. D. H. $ T. T. 



Leaves 3-6 by 1^-3^ in., rather coriaceous, light green, base acute or rounded, 

 rarely cordate, nerves 3-4 pairs ; petiole 1-2 in. Peduncles very short, stout ; pedi- 

 cels ^ ^ in., flowers |-f in. diam., yellow. Follicles (immature) very slender, 

 straight. 



3. XZ. stellatum, Hook. f. ; branches with very obscurely pubescent 

 lines, leaves lanceolate or oblong-lanceolate acuminate, nerves beneath winged, 

 corona stellately 5-lobed to below the middle, lobes triangular acute without 

 appendages. Heterostemma, n. 3, Herb. H.f. 8f T. 



KHASIA MTS. ; at Myrung, alt. 6000 ft, J. D. H. 



This resembles H. alatum, but the leaves are narrower with a more regular inter- 

 marginal nerve, and the corona is very different. 



4. H. tanjorense, Wight $ Am. Contrib. 42 ; branches quite glabrous, 

 leaves broadly or narrowly ovate oblong or oblong-lanceolate obtuse or apicu- 

 late, base rounded or subcordate, coronal processes orbicular-obovate with a 

 large erect fleshy appendage on the surface. Wight Ic. t. 348 ; Wall. Cat. 

 1178; Dene, in DC. Prodr. viii. 630. Stapelia involucrata, Herb. Madr. 

 Glossostelma, nov. gen., Wight mss. 



