
< MONOECIA, POLYANDRIA. 167 
§ 1. Pructification biennial ; leaves setaceously mu- 
a? cronate. 
¢ Leaves mostly entire. 
vf $57. QUERCUS. Gen. pl. 1446. (Amentacee.) 
_ Mase, Calix mosily 5-cleft. Corolla none. 
Stamina 5to 10. Fem. Calix 1-leaved, 
entire, scabrous. Corolla none. Styles 2 
to 5. Mut (or gland) coriaceous, mostly 
surrounded at the base by the persistent 
calix.— Vutt. 
1. Q. leaves deciduous, linear-lanceolate, atten- Phellos. 
uated at each end, very entire, glabrous, mu- 
cronate; cup scutellate; acorn subrotund.— 
Willd. and Pursh. 
Q. Pheilos sylvatica, Mich. Querc. n. 7. 
Icon. Mich. as above. Mich. f. Arb. forest. 2. 
t. 12. 
Willow Oak. 
Forty or forty-five feet high. Leaves resembling those of 
the willow. In low swampy grounds, especially in Jersey. h. 
May. 
2. Q. leaves deciduous, oblong, acute at each end, imbricaria. 
mucronate, very entire, shining, pubescent be- 
neath; cup scutellate; scales broad-ovate ; 
acorn ‘sub-globose. —Willd. and Pursh. 
Icon. Mich. Querc. n. 9. t. 15 and 16. Mich. 
+  f, Arbr. forest, 2. p. 78. t. 13. 
Laurel Oak. Jack Oak. Shingle Oak. 
Forty or fifty feet high. In the woods, close to Woodbury ; 
very rare. h. May, June. 
—=—— 
Tt t Leaves toothed or shortly lobed. 
3, Q. leaves on long petiolates, ovate-lanceolate or heterophylla. 

