Dregea.] XCV. ASCLEPIADEX. (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-W est 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. HETEROSTEMIIA,]W.$A. 
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, 5-angled. Follicles 
slender, straight, terete, pointed, pericarp thin. Seeds comose.—DISTRIB. 
Species about 10; Indian and Malayan. 
* Coronal processes orbicular, sessile. 
l. H. 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. 
Nepat, Wallich. Assam, Jenkins. Kuasta Mrs. at Nowgong, J. D. H. & 
T. 
Leaves 3-7 by 2-4 in., base rounded or subcordate, bright green, thinly coriaceous ; 
petiole 4-2 in. C small, peduncle stouter than the petiole; flowers 3-4 in. 
diam., greenish. Fruit not seen. 
2. H. 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 Himataya; Kumaon, Royle; Nepal, Wallich; SrkK1M, 
alt. 2-6000 ft., J. D. H. Kuasta Mrs., alt. 4-6000 ft., Lobb, J. D. H. 4 T. T. 
Leaves 3-6 by 14-3} 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 3-4 in. flowers J-j in. diam., yellow. Follicles (immature) very slender, 
straight. 
3. H. stellatum, Hook. f.; branches with very obscurely pubescent 
lines, leaves lanceolate or oblong-lanceolate acuminate, nerves beneat winged, 
corona stellately 5-lobed to below the middle, lobes triangular acute without 
appendages. Heterostemma, n. 3, Herb. H. f. § T. 
Kuasta Mrs. ; 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 & Arn. 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. 
