642 MONOECIA POLYANDRIA. Quercus, 
tween Silhet and the river Brahmunputra, where it grows to 
be a large, and like the most of the other species, natives of 
that mountainous tract, a useful timber tree, Flowering time, 
the end of the rains, 
In this species the young shoots are very completely cloth- 
ed with much soft, dark brown down. The leaves very hard, | 
with very numerous, simple, and parallel veins, each termi- 
nating in a sharp serrature like those of Dillenia speciosa ; 
some few are now and then sharply laciniate, even lobate. 
Spikes terminal, sub-panicled, consisting of only a few dis- | 
tinct male and female, downy aments. Male flowers with a 
five-leaved calyx, and from ten to twelve stamina ; female 
ones as in the other species. The acorn I have not yet seen. 
17. Q. incana, Roxb. 
Leaves cordate-oblong, firm, remotely and acutely serrate, 
smooth above, hoary underneath. Male aments panicled, 
shorter than the leaves ; flowers pentandrous, Acorns ovate- 
oblong, half hid in a sub-rotund, scaly, tubercled cup. 
_A large timber tree, a native of the mountains of Kamaoon, 
Almora, and other countries north of the plains of Hindoo- 
sthan. A short account of the tree is given by Col. Hard- 
wicke in his Journey to Shreenagur. Asiat. Res, vi. 374. 
Young shoots hoary. Leaves alternate, short-petioled, ob- 
long, with a cordate base, acute, remotely and acutely serrate, 
of a’rigid texture, smooth above, hoary underneath, from 
three to six inches long, and from one to two broad, Sti- 
pules and bractes linear-lanceolate, membranaceous, cadu- 
cous. Male aments filiform, numerous, forming small, ter- 
minal, or axillary panicles. Calyx from four to five-cleft,and 
ciliate. Stamens from four to eight, Female peduncles axil- 
lary, lateral or terminal, very short, from one to many-flow- 
ered, three seems the most common number. Stigma three- 
cleft. Mut ovate-oblong, smooth, with a villous apex, crown- 
ed with part of the remaining style. Cup roundish, imbri- 
cated with sinall tubercled scales. 
