636 MONOECIA POLYANDRIA. Quercus. 
armed with many concentric rings of small inoffensive, acute 
points; hence the specific name. 
5. Q. turbinata. R. 
Leaves lanceolar, entire, obtusely acuminate, hard, glossy. 
Spikes terminal, generally paired; the lower part occupied 
by clusters of female flowers, and the upper part crowded 
with male ones. Nuts turbinate, smooth ; cup small, rugose. 
Bansooa Batana, the vernacular name in Chittagong, where 
it grows to be large tree, but its wood is used for fuel only. 
It flowers in May ; ; and the acorns ripen about the close of 
the rains, 
Young shoots void of pubescence, but somewhat scabrous | 
with small white specks, Leaves short-petioled, lanceolar, 
entire, obtusely acuminate, of a very hard texture, and glossy, 
from five to six inches long, by one and a half or two broad. 
Spikes terminal, rigid, simple, crowded with numerous, mi- 
nute, male flowers on the exterior half; and female herma- 
phrodite ones in detached clusters over the lower half. Male 
calyx five-touthed, woolly. Coro/ none. Filaments from 
ten to fifteen, much longer than the calyx. Anthers oval. 
Germ none, but a conical gland in its place, FaMaLE HER- 
MAPHRODITE. Involucre large, downy, scaly. Perianth su- 
perior, small, downy, about six-toothed. Filaments about 
as many as in the male, shorter than the styles, intermixed 
with much white hair. .Anthers small, probably quite abor- 
tive. Germ three-celled, with one ovulum in each attached 
to the top of the cell. Style short but thick, and giving 
support to the calyx and stamina, Stigmas three, cylindric, 
spreading a little, Mut turbinate, smooth, of the size of a 
chesnut, light brown; eup small, embracing ouly.the narrow 
base of the nut, rugose. Embryo inverse, as in the genus. 
i 
6. Sai cmos R. 
Leaves oblong and ieaiiaicianenabes entire, eae “Spikes : 
axillary, solitary, simple. Nuts ovate, smooth, Cup saucer- 
shaped, prickly. ; 
