90 
Leaves longer than broad, their bases not 
cordate or only minutely so. 
Staminal tube with entire month ... 1. B. Curtisii. 
Staminal tube with its mouth 5-lobed. 
Leaves quite glabrous. 
Capsule less than 1 in. in diarn., 
oovered with glandular bar- 
bed spines ... ... 2. B. uncinafa. 
Capsule more than 1 in. in 
diam,, covered with short 
subulate spines ... ... 3 
Leaves more or less minutely hispid 
on both surfaces ... 4. 
hispid on the upper, hispid- 
tomentose on the lower, 
surface ... ... 5. B, Jackiana. 
Leaves about as broad as long, deeply cordate 
at the base. 
Leaves glabrous, or glabrescent, not 
lobed ... ... 6. 
„ sparsely pubescent, often 
lobed ... ... 7. 
B. Maingayi. 
B. elliptica. 
B. asperu. 
B. Andamaneims, 
1. B. CuaTlsn, Oliver in Hook. Ic. PI. t. 1761, A slender woody 
creeper, 10 to 15 feet long: yonng branches minutely puberulous. 
Leaves linear-lanceolate or oblanceolate-oblong, rarely ovate-oblong, 
acuminate, entire, narrowed to the sub-obtuse, minutely cordate, 5- 
nerved base: lateral nerves numerous, unequal and spreading at various 
angles, reticulations distinct: both surfaces glabrous, the lower with 
tufts of stellate hairs in tho axils of the leaves; length 2 5 to 7 in., 
breadth o to 2 in. ; petiole "25 in., pubescent. Cymes in axillary fascicles 
of 2 to 4, slender, 3 to 7-flowored, puberulous ; peduncles about 1 in. 
long : flower pedicels "25 in. Flowers *45 in. in diam., buds conical. Calyx 
deeply 5-partite, the segments ovate-lanceolate, acuminate. Petals strap - 
shaped with 2 rather broad in flexed lateral lobes, and a long cyliudric 
curved sub- terminal appendage, about as long as the sepals. Capsule 
globular, about 1 iu. in diam., veiued, pubescent, and armed with 
numerous straight smooth bristles. 
Penang, Curtis, Nos. 817 and 1166 ; Perak, common at low eleva- 
tions. 
This is closely allied to the Bornean B. layicifolia, Hook. fil. The 
leaves vary a good deal in shape, the most prevalent form in the Perak 
IS* 
