FAGACEAE 429 
tomentose beneath: acorns short-talked; IP ea Ripe 15-20 mm. 
wide; nut ovoid or subglobose, 10-15 m DAR eno AK.)—Dry rich 
0005 pn provinces, of Coastal ES Ga. to Ark, N ebr., and Pa.; 
also SE N. Y. and E Mass.—Hybridizes with 9. marilandica = x Q. tridentata. 
29. Q. palustris Du 2 Tree becoming 6 m. tall, the rbd branehes re- 
xed, the bark grayish-brown o r light- boxes rather smooth except for small 
i leaf- ee broadly oval, m g to ovate or obovate in n outline, 6-15 
. long, merely pubescent in the in axils Da. deeply pinnatifid, the 
ym oblong. lanceolate, or triangul acorns short- ET ae saucer- 
shaped, -l4 mm. Ri, ide; nut d -ovoid, -15 long.—(SwAMP 
SPANISH-OAK.  PIN-O WA = R SPANISH AR.) — —Woo ds ‘ond swamps, vari- 
ous pees rare in S ascia Tenn. to Okla., Kans., Mich., Pa., and 
Mas 
. Q. geo rgiana M. A. Curtis. Shrub, or tree pesotung 8 m. tall, the bark 
or the vein-axils pubescent Digest EEE, the lobes triangular or ovate: 
o sessile or short-stalk ed; cup saucer-shape an ovoid 
subglobose, 10-14 Gr foe RGIA-OAK. ped NE E Mou ie 
mm. long.—( 
Granito and E ridges, Piedmont, Ga. and Ala — Hybridizes with Q. 
marilandica =x Q. Smallii. 
31. Q. maxima (Marsh.) Ashe. Tree becoming 50 m. tall, the lower branches 
spreading, the bark brown ultimately with I d _Tidges s with x e oh 
plates: leaf-blades oval, varying from ovate to obov in outline "20 e 
ong, T tufts of hairs in the vein- ae boc. E 5-7- lobod, pus red 
n fall, the lobes ascending, the sinuses rounded: acorns e stalked; ; eup 
saucer- Shape, 25-35 mm. wide; nut ovoid, 25-30 mm. long. [Q. a Du Roi] 
—(RED-OAK.)—Woods and bluffs, various provinces, N Fla. to Okla., and 
Minn., and N. $8. 
32. Q. Shumardii Buckl. Tree becoming 65 m. tall, the bark reddish-brown, 
Eer ridged and somewhat scaly: eaf-blades oval, varying to obovate 
in outline, 6-20 cm. long, with tufts of hairs in the vein-axils beneath, pin- 
nately 5 7-lobed, "the lobes ascending, elliptic or triangular, the sinuses 
corn short-stalked or nearly sessile; cup saucer-shaped, 20—30 
ms 
often caleareous, Coastal Plain and adj. provinces, N Fla. to Tex. and Ia 
Q. Schneckii Britton. Tree nearly simil o Q. Shumard4á in habit 
d foliage: acorn sessile or slightly stalked, ae by the constricted 
base of the cup; cup turbinate or hemispheric, 20-30 mm. wide, the scales 
thin or thinnish, appressed; nut ovoid, 20-30 mm ers .—NW oods, stream- 
banks, aa hillsides, Coastal Plain and adj. provinces, Ala. to Tex., Okla., 
and Ohi 
34. Q. borealis Michx. f. Tree becoming 25 m. tall, the bep eed often 
red-tinged, with o. scaly plates: leaf-blades m ainly oval to elliptic in out- 
20 em. lon 
A mostly 15— ng, gla idu pinnately 7—13-lobed, the ree as long 
e body or longer: aea iid alked; eup turbinate, 14—18 mm. wide; 
m E commonly 18-2 ong.— (Gnar-on -0AK.)—Woods and ‘hillsides, 
Has 
Blue Ridge and more eee proces N. C. to Ont., Que., and N. S. 
been ied from Ark. 
35. Q. coccinea Wang. Tree becoming 50 m. tall, the bark brown, with 
o pose and sealy ridges: leaf-blades o val, varying to ellipt ie or 
obovate in outline, 10-20 cm. long, glabrous, exe the tufted vein-axils 
