OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Fagales
Genus: Quercus     Subgenus: Quercus     Section: Lobatae (red oaks)    

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Quercus incana   FAMILY Fagaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Quercus incana   FAMILY Fagaceae

SYNONYMOUS WITH Flora of North America

Quercus incana

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 055-03-028:

Quercus incana   FAMILY Fagaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)

Quercus cinerea

 

COMMON NAME:
Bluejack Oak


         To see larger pictures, click or hover over the thumbnails.

image of Quercus incana, Bluejack Oak

Manual of the Trees of North America (Exclusive of Mexico) (Sargent, 1905)    mtna_i_297

        

image of Quercus incana, Bluejack Oak

Bruce A. Sorrie    bas_quercus_incana1

April    Moore County    NC; Richmond County, NC

image of Quercus incana, Bluejack Oak

Bruce A. Sorrie    bas_quercus_incana3

August    Moore County    NC; Richmond County, NC

Lvs mostly narrowly elliptic to elliptic, rarely w short bristletipped lobes, per Trees of the Southeastern United States (Duncan & Duncan, 1988).

image of Quercus incana, Bluejack Oak

Bruce A. Sorrie    bas_quercus_incana3b

August    Moore County    NC; Richmond County, NC

Its distinctive bristle-tipped leaves are bluish, entire, & pubescent below, per Native Trees of the Southeast, An Identification Guide (Kirkman, Brown, & Leopold, 2007).

image of Quercus incana, Bluejack Oak

Bruce A. Sorrie    bas_quercus_incana5

September    Moore County    NC; Richmond County, NC

This oak is recognizable even at a distance by its bluish color, per Weakley's Flora (2022).

image of Quercus incana, Bluejack Oak

Bruce A. Sorrie    bas_quercus_incana5b

September    Moore County    NC; Richmond County, NC

Acorn 10-15mm long and as wide, cup thin, covering 1/4 to nearly 1/2 of nut, per Woody Plants of the Southeastern US: A Winter Guide (Lance, 2004).

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Quercus incana   FAMILY Fagaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Quercus incana   FAMILY Fagaceae

SYNONYMOUS WITH Flora of North America
Quercus incana

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 055-03-028:
Quercus incana   FAMILY Fagaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Quercus cinerea

 

Find by SCIENTIFIC NAME:

2545

Tree
Perennial
Monoecious

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, per Weakley's Flora

Native to the Carolinas & Georgia

Common in Coastal Plain (rare in Piedmont)

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

LEAVES:
Deciduous
Simple
Alternate, 5-ranked

FLOWER:
Spring
Staminate calyx 2-8 lobed, pistillate calyx 6-lobed
Petals absent
3-12 stamens in staminate flowers
Unisexual

Staminate flowers in clustered drooping catkins

FRUIT:
Summer/Fall
Acorn

 

TO LEARN MORE about this plant, look it up in a good book!



 


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