Trees
Quercus phellos
Willow Oak
NATIVE
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Alternate, linear leaves with short bristles on tips
Credit: Kristie Gianopulos. Used with permission.
 
 
 
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Coefficient of Conservatism Values (more info)
Mountains
n/a
Piedmont
5
Coastal Plain
5
National Wetland Plant List Status (more info)
Eastern Mountains/Piedmont
FAC
Coastal Plain
FACW

FIELD ID CHARACTERISTICS:

"Willow-like" leaves taper at both ends with bristles on tips. Leaves turn brown by mid to late fall.

Description: Medium to large deciduous tree, up to 30 m. May be semi-evergreen in southernmost localities.

Leaves: Alternate, entire, linear or linear-lanceolate with short bristle tips. Leaves typically 9 cm long and less than 2 cm wide, though sometimes larger.

Flowers/Fruit: Flowers are catkins. Yellowish or greenish-brown acorn, about 1 cm long with only the base of nut enclosed by cup. Flowers March to May; acorns mature from September to November of following year.

Habit and Range: Brownwater floodplains, forested wetlands, floodplain pools, and depression wetlands in the Coastal Plain and Piedmont. Can occur in blackwater floodplains. Widely planted in landscaping.

Typical Max Plant Height (m):
30
Leaf Arrangement:
Alternate   
Leaf Division:
Simple   
Leaf Margin:
Entire   
Leaf Shape:
Lance-shaped (Lanceolate), Linear      
Inflorescence Color:
Yellow, Green   
  
Fruit Color:
Yellow, Green, Brown   
  
  
Lifespan:
Perennial
Group:
Dicot
Family:
Fagaceae / Beech
Ecoregions Found In:
Piedmont, Coastal Plain


COMMON CONFUSIONS:

Quercus laurifolia (laurel oak) has more diamond-shaped leaves than Q. phellos (willow oak) and generally without bristles on the tips. Q. nigra (water oak) leaves are much wider near the tips.

Click here to view Quercus laurifolia.

Click here to view Quercus nigra.

Link to side-by-side comparisons page