428 Flora of the Malayan Peninsula. 
11. Pasanra Hystrrix, Gamble. A large tree reaching a height 
of 18—24 m. and 60—90 cm. in diam of stem; branches spreading ; 
branchlets densely fulvous-tomentose; bud-scales broadly ovate, 
acute, somewhat persistent. Leaves coriaceous; elliptic or elliptic- 
oblong, acute or shortly cuspidate at apex, acute at base; upper 
surface deep green when fresh, olive-brown when dry, furfuraceous- 
pubescent especially on the nerves, when old nearly glabrous and 
shining, lower pale also furfuraceous-pubescent, the hairs on both 
sides often stellate; margin recurved; 10—22 cm. long, 4—8 cm. 
broad; midrib stout, raised on both surfaces and densely tomentose ; 
main nerves 12 to 16 pairs, parallel, slightly curved to close to 
the margin and then suddenly bending along it and meeting 
in diminishing loops; transverse nervules many, arched, prominent 
beneath ; reticulation obscure ; petiole stout,6—7 mm.long. Spikes : 
¢ in terminal panicles densely fulvous-tomentose, reaching 15 c.m. 
in length; @ solitary, axillary, up to 10 cm. long; bracts 
short, ovate acuminate, early caducous. Flowers: 3 solitary or 
in clusters, the bracteoles lanceolate; perianth 1 mm. long, the 
6 lobes obtuse; stamens 12 with slender exert filaments and small 
reniform anthers; pistillode cushion-like, circular, very villous: 
2 solitary with a lanceolate bracteole as in @ densely covered 
with short usually spreading or reflexed conical scales; perianth 
asin 3 but smaller; styles 3, conical, small. rusts in stout spikes 
up to 12 cm. long, solitary or rarely with 1 or 2 abortive at 
the base; pedicel thick, obconic, flattened, 5 mm. long; cupule 
when young nearly enclosing the acorn, funnel-shaped, the margins 
incurved, the scales long, soft, spreading or reflexed, when ripe 
saucer-shaped embracing only the base of the acorn, 2 cm. in 
diam. and 5 mm. high, the margin only slightly incurved, the scales 
ovate, sharp, fulvous-tomentose, connate, the apices erect or recurved, 
rings rather obscure; acorn conico-hemispheric, with truncate base, 
glabrous when ripe, about 1 cm. high without the very prominent 
cylindric umbo. P. Korthalsii, Oerst. in Kjoeb. Vidensk. Meddel. 
83 (1866). Quercus Hystrix, Korth. Verh. Nat. Gesch. Bot. 201 
t. 43 (1839-—1842); Wenzig in Jahrb. Bot. Gart. Berl. IV. 223; 
Hook. f. Fl. Br. Ind. V. 611; King Ann. Calc. ITI. 54, t. 50. 
Q. Korthalsit, Blume var. Hystrix, Bl. in Mus. Bot. Lugd.-Bat. i. 
293; A. DC. Prodr. XVI. ii. 90; Oudem. Annot. Cupul. Jav. 11. 
Castanea ? furfurella, Mig. Fl, Ind. Bat. Suppl. 352 ; Ann Mus. Lugd.- 
Bat. 1.108. Cyclobalanus Hystrix, Oerst. in Kjoeb. Vidensk. Meddel. 
81 (1866). 
