Pignut Hickory (Carya glabra)

[ Trees > Hardwoods > Hickories . . . ]

Forest Types: Oak-Hickory


Bark furrowed, developing ridges and criss-crosses but not breaking up into large, shaggy plates; leaves compound, with 5 smooth leaflets; nut shells thin to somewhat thick; growing east of the Great Plains.

by Michael Kuo

Habitat: Upland woods; growing east of the Great Plains.

Stature: 60-100 feet high; to 3 feet in diameter; with a rounded or irregular crown.

Leaves: Compound; composed of 5 (rarely 7) leaflets; leaflets candle-flame-shaped, finely toothed, with the end leaflet up to 6 inches long; dark green and smooth on top, paler and smooth below.

Bark: Dark gray; becoming furrowed into X's and diamonds.

Nuts: Often somewhat pear-shaped; up to 1 inch long (sometimes larger); nut shell thin, or up to about 1/8 inch thick (occasionally thicker); nut compressed, bitter.

Some taxonomists consider pignut hickory and red hickory to represent the same, variable species.

(References consulted)

Frequent Mushroom Associates:

Auricularia auricula; Cortinarius distans; Russula species; and others.


Carya glabra

Carya glabra

Carya glabra

Carya glabra

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Cite this page as:

Kuo, M. (2011, June). Pignut hickory (Carya glabra). Retrieved from the MushroomExpert.Com Web site: