OF THE CAROLINAS & GEORGIA

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

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



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Quercus bicolor   FAMILY Fagaceae

SYNONYMOUS WITH Flora of North America

Quercus bicolor

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 055-03-006:

Quercus bicolor   FAMILY Fagaceae

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

Quercus bicolor

 

COMMON NAME:
Swamp White Oak


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

image of Quercus bicolor, Swamp White Oak

Trees You Want to Know (Peattie, 1934); illustration by F.A. Michaux    dcp34_p30

        

image of Quercus bicolor, Swamp White Oak

Manual of the Trees of North America (Exclusive of Mexico) (Sargent, 1905)    mtna_i_335

        

image of Quercus bicolor, Swamp White Oak

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_qubi_001_lvd

        

image of Quercus bicolor, Swamp White Oak

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_qubi_004_lvd

        

image of Quercus bicolor, Swamp White Oak

Richard and Teresa Ware    rtw_quercus_bicolor

January        

Bark grayish, scaly or with thick scaly ridges, per Woody Plants of the Southeastern US: A Winter Guide (Lance, 2004).

image of Quercus bicolor, Swamp White Oak

Richard and Teresa Ware    rtw_q_bicolor_bark_1

August        

Chattahoochee Nature Center

image of Quercus bicolor, Swamp White Oak

Richard and Teresa Ware    rtw_q_bicolor_fruit

August        

Chattahoochee Nature Center

Acorn cup covering 1/2-3/4 of nut, scales slightly elongate-tipped near rim, per Woody Plants of the Southeastern US: A Winter Guide (Lance, 2004).

image of Quercus bicolor, Swamp White Oak

Richard and Teresa Ware    rtw_q_bicolor_lvs_3

August        

Chattahoochee Nature Center

image of Quercus bicolor, Swamp White Oak

Terry Holdsclaw    tdh_quercus_bicolor_0447

October    Hamilton County    TN

image of Quercus bicolor, Swamp White Oak

Terry Holdsclaw    tdh_quercus_bicolor_0448

October    Hamilton County    TN

A white oak to 60-70' tall with an open, rounded crown, per Native Trees of the Southeast, An Identification Guide (Kirkman, Brown, & Leopold, 2007).

image of Quercus bicolor, Swamp White Oak

Terry Holdsclaw    tdh_quercus_bicolor_0450

October    Hamilton County    TN

Leaves w a velvety white underside are one of its distinguishing features, per Native Trees of the Southeast, An Identification Guide (Kirkman, Brown, & Leopold, 2007).

 

 

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

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Quercus bicolor   FAMILY Fagaceae

SYNONYMOUS WITH Flora of North America
Quercus bicolor

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 055-03-006:
Quercus bicolor   FAMILY Fagaceae

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

 

Find by SCIENTIFIC NAME:

1182

Tree
Perennial
Monoecious

Habitat: Bottomland swamps and wet forests with calcareous sediments, upland depression swamp forests over mafic rocks such as gabbro or diabase, per Weakley's Flora

Native to the Carolinas

Rare

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

Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)

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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