FAGACEAE - - Beech Family

Quercus incana Bartram — Bluejack Oak

Bluejack Oak (Quercus incana) - Small tree, the bark gray, dark-brown, or blackish, broken into squarish plates; leaves deciduous; blades elliptic, varying to lanceolate or oblanceolate, 5—12 cm. long, mainly entire; pale-green, gray-tomentose beneath; acorn nearly sessile; cup saucer-shaped, 10—15 mm. wide; nut ellipsoid or subglobose, about 15 mm. long.

Habitat:

Sandhills, primarily in somewhat loamier textured, submesic soils, inland from the Coastal Plain on coarse sandy alluvium or upland ridges over quartzite or other acidic rocks. Primarily a species of the Southeastern Coastal Plain, but rarely extending inland into the Piedmont (especially on coarse sandy alluvium). This oak is recognizable even at a distance by its bluish color.

Habitat information from:
Weakley, Alan S., Flora of the Southern and Mid-Atlantic States, Working Draft of 21 May 2015.

The range of Quercus incana (Bluejack Oak)

Kartesz, J.T., The Biota of North America Program (BONAP). 2015. North American Plant Atlas. (http://bonap.net/napa). Chapel Hill, N.C. [maps generated from Kartesz, J.T. 2015. Floristic Synthesis of North America, Version 1.0. Biota of North America Program (BONAP). (in press)].

The Georgia range of Quercus incana (Bluejack Oak)

Zomlefer, W.B., J.R. Carter, & D.E. Giannasi. 2014 (and ongoing). The Atlas of Georgia Plants. University of Georgia Herbarium (Athens, Georgia) and Valdosta State University Herbarium (Valdosta, Georgia). Available at: http://www.georgiaherbaria.org/.