286 
The Ohio Naturalist. 
[Vol. V, No. 4, 
122 . 
122 . 
122 , 
123. 
123. 
124. 
124. 
124. 
124. 
12ri 
I2;'). 
12 (). 
12 (). 
127. 
127. 
128. 
128. 
129. 
129 . 
Low creeping shrubs with delicate erect or ascending twigs. 
ASCYRLM. 
Low erect shrubs; leaf scar close to the bark; fruit a capsule. 
HYPERICUM. 
Low erect shrubs; leaf scar on the prominent petiole base; fruit a 
berry. SYMPHORICARPOS. 
Terminal bud absent, the twig usually ending in a thorn. 
RHA.MXUS. 
Terminal bud present; or if absent on some twigs then the end buds 
large, pointed, angular, and usually green. 124. 
Twigs and buds glabrous; buds ovoid-pointed, 4-angled, scales 
fleshy; fi'uit a capsule. SYR INGA. 
Twigs very pubescent, buds less so; lateral buds rather flat, more 
or less triangular; bud scales fleshy; leaf scar on the short petiole 
base; fruit a drupe. LIGUSTRUM. 
Twigs and buds pubescent ; lateral buds cylindrical or hemispherical ; 
bud scales dry; leaf scar concave, on the short petiole base; lenti- 
cels large and conspicuous; fruit a drupe. CHIOXAXTHUS. 
Buds rough or pubescent; twigs glabrous or pubescent, sometimes 
4-angled; lateral buds somewhat flattened, obtuse; bud scales 
rather dry; leaf scar close to the bark; lenticels not large; fruit a 
samara. FRAXIXUS. 
With a prominent pubescent ridge decurrent from the middle of 
the line connecting the leaf scars; low shrubs. DIERYILL.V. 
Xo pubescent decurrent ridge from the middle of the connecting 
line, but the ends of the leaf scars may be decurrent. 12G. 
Terminal bud with 2 long acuminate pubescent outer scales; line 
connecting the uppermost leaf scars notched. CORXUS. 
Terminal bud with several pairs of visible scales, or with 1 large 
pair and a small pair at the base, or the tips of the twigs with- 
ering. 127. 
Trees or .shrubs with numerous bundle scars, sometimes in 3 areas, 
in a large heart-shaped leaf scar; pith rather large; terminal bud 
large, with numerous scales. AiSCULUS. 
Bundle scars 3 or sometimes .5. 128. 
Visible scales of the axillary buds 4 or more pairs, or if less, then 
the outer pair equalling the bud in length and the second pair 
hairy. 129. 
Visible scales of the axillary buds 1-3 pairs, the outer short, or if 
equalling the bud then the second pair glabrous or glutinous. 
VIBURXLWI. 
Upper edge of the leaf scar strongly concave; usually large trees, if 
shrubs then the first pair of scales equaling the bud. ACER. 
Upper edge of the leaf scar nearly straight; shrubs or climbing 
plants, the pith sometimes hollow, sometimes with hardened pith 
at the leaf nodes. LOXICERA. 
