MERGEC TA. POLYANDRIA. = 
fected and divaricate. 21. pee. Q. ber > Mich. = 
{Barren Oak, Scrubby Oak.) 
§ 1. Fructification annual; leaves awnless. 
t Leaves lobed. 
22. obtusiloba. ‘(Upland White Oak.) p. * dort. % 
Fruiting at the height of 12to 18inehes from the ground, =~ 
scarcely ever exceeding 3 feet. Has. Onthe hillsofthe = 
Missouri tothe confluence of the river Platte, and the last 
species which appears westward. 23. macrocarpa. (Over- 
cup White Gak.) v. ». On the drier alluvial lend lands of the 
Missisippi;—at Harper’s Ferry in Virginia. Branches - 
somewhat suberous, and rimose. 24. oliveformis, (Mossy- 
‘cup Oak.) vv. With the above. 25. lyrata, (Over-cup 
‘Oak, Swamp Post Oak.) Gland so farinclosed in the cup 
as not to be deciduous from it. The tree about the size 
of the Bet ee alba. (White-Oak.) | 
si t Leaves entire, toothed. 
97. Prinus. (Chesnut White Oak.) 28. * Michauzvit. 4 
{Swamp White Oak:) Leaves shortly petiolate, broadobo- =, 
vate, about a span long, obtuse at the base, prominently and _ ¥ 
lately veined and tomentose beneath, dentures large _ 
and sinuated, numerous, (from 19 to 29); fruit by pairs, cup 
‘subhemispherical, somewhat squatrose, gland partly glo- 
‘bose,. (nearly as large as a walnut.)—A large tree, is 
“nous to alluvial lands, from the Delaware to St. Ma 
* West Florida. Q. Prinos discolor, Mich. Arb. 2. p. 
29. bicolor. ‘(Excluding the synonym of Michaux.) — 
"Leaves subsessile, cuneate-oval coe Paige Baca reg 
1 atifid, the under side softly an uginously 
. an atig o canescent, obsoletely veined, pubescence 
stellate, dentures repand, obtuse, (only 13 to 15); fruit. 
-—- — ‘Igngand slenderly pedunculate, from 1 to 3 3 together, cup 
te ‘hemispherical, gland ovate, Bubeocemt, B. * mollis. Leaves 
merely toothed, not pinnatifid, under side pa 
nous sut-eet tly ss - Int 
fe ; ap 
“gomewhat pyramidal tree, 60r nig ; 
“pearly iy ges base, ‘prenches Genectea me intricately 
ramified as in @. palustris, which it thus precisely resem-_ 
bles in babit; it bears some distant resemblance to Q. 
_-tinetoria, 2t least to Q. velutina ot Lamark, but the aw! 
though repand and ut ae eee of the a 
nounce its abt oa Bam the leav 
are attenuated at the 
