> 
95 a. 
96 a. 
= 
161 
. Leeaves conspicuously wedge-shaped with 3-5 rather short, rounded lobes 
Bla (Qu 
with bristly рө... лл... ck-jack Oak ercus marylandica.) 
93. 
. Cup of acorn shallow, saucer-shaped, enclosing 1/8—-1/4 of the mature acorn; 
lo Red 
bes of leaves usually triangular.......... ed Oak. (Quercus rubra.) 
. Cup of acorn encloses about 1/2 of the mature acorn; lobes of leaves not 
. Inner bark yellow or orange and very bitter; scales of cup fringed or reflexed 
a 
bout the top of cup; lobes of leaf often at right angles to the ri 
Black Oak. (Quercus ani 
Inner bark not as in a; scales of cup usually compressed about the acorn; 
lobes of rd often relobed toward outer ends. 
Scarlet Oak. (Quercus coccinea.) 
Bark on trunk furrowed, dé Bray. cis utis ee wx eoe lees 96. 
с Mark.on think @aky, usual? НЕ AN Ci es ose pei a аи 98. 
Cup of acorn fringed; leaves usually regularly lobed; cultivated tree. 
Turkey Oak. (Quercus cerris.) 
Cup 66 acorn not fein ces c. eire oo ew lua a mind adi Nn. Р суз 97. 
. Native tree; leaves regularly lobed; cup enclosed about 1/4 or less of the 
acorn; bark with very hard — ridges. 
ock DH ve (Quercus ru 
$43 2 fh 
пе 
h Oak. Онеки рыч 
Cultivated tree; 1 variously 
. Lobes of leaves short, the indentations about 1/4 the distance to the midri 
bark very loose on the — branches; cup with stalk 2—4 in. lon: 
p White Oak. (Quercus platanoides.) 
Trees not completely a&an 4... v... er e 
. Lobes of leaves usually narrow toward the base, often relobed at the ipei: 
leaves usually thick and with brownish hairs beneath. 
Post Oak. (Quercus minor.) 
b. Leaves "ot completely: a8 dn; батдан dor FRE кууй SA тоо. 
тоо a. Сир р ly fringed at top, mossy; tree not common. 
Bur Oak. (Quercus macrocarpa.) 
b. Cup not íringed at top; tree common...White Oak. (Quercus alba.) 
тот а. Bark smooth, dark gray, the trunk ridged or sinew-like; fruit with leaf-like 
ings, in pairs e Beech. (Carpinus caroliniana.) 
breed: not completely as isis а аа exe eee EE RR 102. 
102 a. Bark si light gray, without hori 1 kings; t 1 bud slender, 
pe Ig-pin lag. .441 40. 99150923 103. 
b. Bark d termes buds not completely as in Ф.к 104. 
103 a. Leaves hairy beneath, sometimes purplish; as species. 
European Beech. rut sylvatica.) 
b. Leaves not hairy beneath; native species. 
American Beech. sats узена ) 
104 а. Leaves with margin toothed опу toward apex, entire toward t 
b. 
berry-like, sweet; bark on trunk often corky а Я 
res няд (Celtis occidentalis.) 
Leaves toothed all around the margin............ 105 
