Flora of the Malayan Peninsula. 413 
—45 em. long by 5—8 c.m. broad, 
glabrous except midrib and nerves ; 
perulate scales conspicuous. -. 7. P. Falconert. 
Seales more or less arranged in obscure 
rings but distinct and apiculate ; acorns 
ovoid-conic. 
Acorns velvety; cupule-scales ad- 
pressed, but their apices not spread- 
ing or reflexed. 
Leaves elliptic, subcoriaceous, 
shortly caudate-acuminate, 
7—15 cm. long, main nerves 
9—10 pairs not prominent .. 8 P. Lamponga. 
Leaves oblong-lanceolate or 
-oblanceolate, coriaceous, cau- 
date-acuminate, 12—20 cm. 
long; main nerves 8—l4 pairs, 
prominent a6 -. 9. P. Wallichiana. 
Acorns glabrous; cupule-scales ap- 
pressed, but their apices spreading 
or reflexed. 
Leaves thinly coriaceous, elliptic, 
acute, pubescent at first, then 
glabrous i .. 10. P. sundaica. 
Leaves coriaceous, elliptic-ob- 
long, cuspidate, densely to- 
mentose as se dle J2e Jens 
Cupules flat, only applied to base of acorn; 
cupule-scales appressed with minute apices; 
acorn ovoid, puberulous; leaves thinly cor- 
iaceous, elliptic, long caudate-acuminate, .. 12. P. Curtisii. 
Cupules with the scales united in concentric entire or 
denticulate lamellae; acorns much exsert (Sect IT. 
CYCLOBALANUS). 
Cupules solitary or in pairs or threes, usually one 
only developed. 
Acorn conspicuously longer than broad, ov- 
oid-conical; cupule saucer-shaped, under 
2-5 em. in diam., the lamelle denticulate; 
leaves obtusely caudate-acuminate. 
Acorn glabrous or silkky-pubescent, sharp- 
ly conical, usually 15 cm. high; 
leaves coriaceous, usually elliptic-lan- 
ceolate, stellate-tomentose beneath. .. 13. P. conocarpa. 
Acorn densely grey-sericeous-pubescent, 
obtusely conical, usually 2 cm. high; 
leaves chartaceous, elliptic-ovate, sil- 
very-lepidote beneath ae .. 14. P. Ewyckit var. lati- 
folia. 
