62 
with a yellow scurfy pubescence; husk about 1.5 mm. (1/16 inch) 
thick, tardily separating to about the middle; nut ovoid, oblong or 
obovoid, slightly flattened, often as wide or wider than long, 
depressed or obcordate with a short or long point at the apex, ovoid 
at the base, smooth; shell very thin and brittle; kernel very bitter. 
This hickory can easily be distinguished from all the other species 
either in winter or summer by its yellow bud scales. 
Distribution. Quebec to Minnesota, south to the Gulf States and 
west to Texas. Found throughout Indiana, but nowhere abund- 
ant. It is more or less frequent in rich soil along streams and in 
moist rich woods. Usually associated with the shellbark hickory, 
burr oak and ash. 
The published records of the distribution are as follows: Car- 
roll (Thompson); Delaware, Jay, Randolph and Wayne (Phinney); 
Fountain (Brown); Franklin (Meyncke); Gibson (Schneck); Ham- 
ilton (Wilson); Knox (Ridgway); Marion (Wilson); Noble (Van 
Gorder); Parke (Hobbs); Posey (Schneck); Steuben (Bradner); 
Vigo (Blatchley); Wayne (Petry and Markle). 
Additional records are: Monroe (Blatchley); Montgomery 
(Thompson); Posey (MacDougal and Wright); Putnam (Grimes); 
Tippecanoe (Coulter); Adams, Delaware, Hamilton, Jennings, 
Knox, Montgomery, Owen, Vermillion, Warren and Wells (Deam). 
Economic uses. Wood heavy, very hard, strong, tough, close- 
grained and dark brown, the sap wood white, about 11% inches 
thick at 25 years of age. It is used principally in the manufacture 
of vehicles, furnishing the spokes, rims, poles, shafts, single and 
double trees. It is also used for fuel. 
3. Hicoria ovata (Miller) Britton. SwHeLLBARK Hickory 
ScaLyBARK Hickory. Rep Hickory. (Carya ovata (Miller) K. 
Koch.) Plate 28. Bark of trunk separating in thin, long, flat 
plates, light gray, sometimes rather dark; twigs at first covered 
with hairs, becoming smooth at the end of the season or remaining 
hairy, a reddish-brown; winter buds hairy, the terminal one ovoid, 
blunt, about 16 mm. (°% inch) long, the outer scales sharp-pointed, 
dark brown, deciduous before spring, when the inner scales are 
exposed they are a yellow green, hairy and blunt; leaves 2-3.5 dm. 
(8-14 inches) long, main axis hairy or sometimes smooth; leaflets 
generally 5, rarely 7, ovate to ovate-lanceolate or obovate, 10-18 
em. (4-7 inches) long, the lateral sessile, the terminal one obovate 
and short stalked, wedge-shaped at the base, generally long taper- 
pointed at the apex, margins finely serrated, when they unfold 
covered above with vellow scales, hairy on the margins and beneath 
