Species Profiles Cumulative Quiz 7 View

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pignut hickory (Carya glabra)
Family: Juglandaceae

 

A table detailing the characteristics of the pignut hickory

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Form:

This is a medium to large tree reaching 70-100 ft. with a dbh of 1-2 ft.

Leaves:
 Arrangement: alternate; usually 5 leaflets

[if 789 not_equals=””]  Shape: lanceolate[/if 100]

 Margin: finely serrate

 Texture: glabrous above and pubescent below

Leaves of a pignut hickory

Photo Courtesy: Robert H. Mohlenbrock, USDA NRCS Plants Database

Bark:

The bark is thick, firm, dark gray and closely and deeply furrowed. It has interlacing ridges that form diamond shapes.

Twigs and Buds:

The twigs are glabrous, slender, and reddish-brown in color.

Flowers and Fruit:

This species produces a pear-shaped nut, with a thin husk that typically has a teardrop point at one end*

Fruit of a pignut hickory

Distinguishing Characteristics:

It has a glabrous petiole and rachis which distinguishes it from the pubescent rachis on mockernut hickory. The teardrop pointed nut is also unique to pignut.

Range:

This species is widely distributed across the eastern United States: north into Maine, across the central hardwood region into Iowa, south into central Florida and east to the Atlantic coast.

Silvics:

Pignut has intermediate tolerance of shade. It grows well on both dry and mesic upland sites.

Ecological and Cultural Importance:

The wood is used in specialty applications. Deer and small mammals browse it’s leaves and twigs, and feed on the nuts.