Quercus. monoecia polyandria. 633 



far as to raise them above ground, they are deeply divided, 

 nearly to the base, into two bifid segments. Plumula two- 

 lobed. Radicle saperiov. 



QUERCUS. Schreb. gen. N. 1447- 

 Male caltfx generally five-cleft. Corol none. Stamina 

 from five to ten, or more. Female calyx entire, rugged. 

 Corol none. Styles from two to five. JSTut more or less em- 

 braced by the permanent calyx. Embryo inverse, without 

 perisperm. 



1. Q.J'enestrata. R. 



Leaves petioled, lanceolar, entire, finely acuminate, firm 

 and polished. Spikes panicled, terminal. Flowers tern ; 

 male dodecandrous. JVut hemispherical, all but the obtuse 

 apex hid in theoblately spherical, muricated cup. 



A large tree, yielding wood of a good quality, a native of 

 the mountains in the vicinity of Silhet, where it is called 

 Kala chukma by the natives. Flowering time October and 

 November ; the seed takes nearly one year to ripen. 



Young shoots, and indeed all the other tender parts particu- 

 larly smooth. Leaves alternate, petioled, narrow-lanceolar, 

 entire, finely acuminate, firm and polished ; from six to eight 

 inches long, by one and a half broad. Spikes terminal, becom- 

 ino- lateral by the growth of the branchlets, very numerous, 

 forming many crowded panicles about the ends of the twigs, 

 by far the greatest number male, and more slender than the 

 female ones, all are erect, or nearly so; flotoers tern, male 

 dodecandrous. Involucre composed of many small, acute 

 scales. Germ inferior, three-celled, with two ovula in each at- 

 tached to the top of their cell. Style three-cleft. J^uts sub- 

 globular, smooth, of a chesnut-colour, all except a small cir- 

 cular portion of the vertex completely covered by the sphe- 

 rical, slightly echinated, thin cup, as if peeping out at a small 

 circular window. Hence the specific name. 



VOL, 111. 



4B 



