| White oak twigs are
red-brown to somewhat gray, hairless, with red-brown multiple terminal buds that
are small, rounded and hairless. Twigs are often shiny or somewhat waxy. | American
elm twigs are slender, hairless, slightly zigzag, reddish-brown; buds over 1/4
inch long, reddish-brown with darker edged scales, often placed a little to one
side of the twig. | Staghorn sumac
twigs are stout, brown and velvety-hairy, (resembling deer antlers in velvet).
Buds are small, rounded and covered with soft, brown hairs, nearly encircled by
leafscar. | Winged elm twigs are
slender, hairless, slightly zigzag, reddish-brown, with red-brown buds. Twigs
have conspicuous corky wings that protrude one-half inch. |
| Pin oak twigs are slender and
red-brown, hairless, with multiple terminal buds. Buds are hairless, rounded in
cross-section and quite sharp-pointed. | European
beech twigs are slender, zigzag, light brown in color. Buds are long (1 inch),
light brown, and slender, covered with overlapping scales that are tinged with
fuzz. | Pignut
hickory twigs are moderately stout to slender (when compared to the other hickories)
and hairless. Leaf scars are 3-lobed to cordate--best described as a "monkey
face". The terminal bud is small and light brown in color. |
Catalpa twigs are stout, green, and later
reddish-brown in color. The lateral buds are small and covered with overlapping,
red-brown scales. The leaf scars are large and oval to round. |