Native & Naturalized Plants of the Carolinas & Georgia


1190

Tree
Perennial
Monoecious

Native to the Carolinas & Georgia
Documented growing wild in GA NC SC

Common (uncommon in Mountains)

Look for it in uplands forests and woodlands, usually on periodically droughty soils, as over shrink-swell clays, sandstones, deep sands, and sands with clay lenses, per Weakley's Flora

map
To see a detailed map, click here

 

LEAVES:
Deciduous
Simple
Alternate, 5-ranked

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

FRUIT:
Summer/Fall
Acorn

 

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



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Fagales

WEAKLEY'S FLORA (11/30/12):
Quercus marilandica var. marilandica   FAMILY Fagaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Quercus marilandica var. marilandica   FAMILY Fagaceae

LESS THAN VASCULAR FLORA OF THE CAROLINAS (1968) 055-03-024:
Quercus marilandica   FAMILY Fagaceae

 

COMMON NAME:
Blackjack Oak


Click or hover over the thumbnails to see larger pictures.

image of Quercus marilandica var. marilandica

JK Marlow    jkm110219_677

February    Spartanburg County    SC

image of Quercus marilandica var. marilandica

JK Marlow    jkm0303h_21a

March    Greenville County    SC

image of Quercus marilandica var. marilandica

JK Marlow    jkm0303h_23a

March    Greenville County    SC

Oaks tend to have a cluster of buds at the ends of the twigs, per The Tree Identification Book.

image of Quercus marilandica var. marilandica

JK Marlow    jkm130407_978

April    Columbia County    GA

Pistillate flowers with 3-lobed stigmas, solitary or in few-flowered spikes, per Native Trees of the Southeast, An Identification Guide.

image of Quercus marilandica var. marilandica

JK Marlow    jkm130407_982

April    Columbia County    GA

Staminate flowers in pendulous catkins near base of current year's twig, per Native Trees of the Southeast, An Identification Guide.

image of Quercus marilandica var. marilandica

Richard and Teresa Ware    rtw_quercus_marilandica

April        

image of Quercus marilandica var. marilandica

JK Marlow    jkm0405x_02

May    Oconee County    SC

Sumter National Forest: Andrew Pickens Ranger District

Leaves widest near the tip, which varies from unlobed to 3-lobed, per Woody Plants of the Blue Ridge.

image of Quercus marilandica var. marilandica

Richard and Teresa Ware    rtw_quercus_marilandica_3

July        

image of Quercus marilandica var. marilandica

Richard and Teresa Ware    rtw_q_marilandica_leaves

September        

image of Quercus marilandica var. marilandica

JK Marlow    jkm0411h_06

November    Oconee County    SC

Roadside

image of Quercus marilandica var. marilandica

JK Marlow    jkm061113_002

November    Greenville County    SC

image of Quercus marilandica var. marilandica

JK Marlow    jkm061113_009

November    Greenville County    SC

Acorn cup thick, covering ~1/3 nut. Nut often with pronounced apical point, per Woody Plants of the Southeastern US: A Winter Guide.

image of Quercus marilandica var. marilandica

JK Marlow    s041223_a

December    Oconee County    SC

Roadside