Oglethorpe Oak
ExplorePlants
Oglethorpe Oak
quercus oglethorpensis
The Oglethorpe Oak is a rare and remarkable deciduous tree native to the southeastern United States, primarily found within the Piedmont region. First discovered in 1940 in Georgia, this elegant oak species is highly valued for its unique botanical profile and its adaptation to damp, heavy clay soils. It typically forms a medium-sized tree with a narrow, compact crown, bringing quiet majesty to the damp flatwoods and bottomland habitats it calls home. Today, it is a prized find for plant enthusiasts due to its rarity and status as an endangered relic of the American southeast.
Habitat: Found in wet, poorly drained soils of flatwoods, bottomland forests, and along riverbanks in the southeastern United States.
Appearance
This tree grows to heights of 15 to 25 meters, featuring a straight trunk with light gray, scaly bark that breaks into shallow plates. Its most distinctive feature is its foliage: the leaves are narrow, elliptical, and entirely lack the lobes or teeth typical of most other oaks. The leaves are smooth and dark green on top, contrasted by a velvety, yellowish-pubescent underside. In the autumn, the canopy turns to subtle yellow and brown hues, and it produces small, egg-shaped acorns measuring about 1 to 1.5 centimeters in length, seated in shallow, scaly cups.
KingdomPlantaePhylumTracheophytaClassMagnoliopsidaOrderFagalesFamilyFagaceaeGenusQuercus
Category
PlantsRarity
Common
Danger
1/5 · Very low
Snaps
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Interesting facts
It is one of the few oak species that actively struggles with chestnut blight, a disease famous for wiping out the American Chestnut tree.
Its leaves completely lack lobes or teeth, meaning it is frequently mistaken for a willow oak or a bay tree by casual observers.
The Oglethorpe Oak went completely unnoticed by the scientific community until botanist Wilbur H. Duncan first described it in Georgia in 1940.
Special abilities
Ability
Blight Tolerance
It can persist and even reach maturity while hosting the chestnut blight fungus, showing higher tolerance than many other susceptible tree species.
Ability
Waterlogging Adaptation
Its specialized root biology allows it to thrive in heavy, oxygen-deficient clay soils that are seasonally saturated with water.
Ability
Acorn Dormancy Control
Its seeds regulate germination timing to coincide with optimal spring moisture levels, preventing premature winter sprouting.
Measurements & details
- Length
- 1500-2500 cm
- Lifespan
- 80-150 years
Diet & Feeding
As a photoautotrophic plant, the Oglethorpe Oak produces its own food through photosynthesis, utilizing sunlight, water, and carbon dioxide.
Primary Foods
- Sunlight
- Water
- Carbon dioxide
- Soil minerals
Ecological connections
parasite
Chestnut Blight
Cryphonectria parasitica
The pathogenic fungus infects the bark of the Oglethorpe Oak, causing cankers and branch dieback.
mutualism
Eastern Gray Squirrel
Sciurus carolinensis
Feeds on the nutritious acorns and assists in seed dispersal by caching them in the soil.
Traits
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Also known as
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Safety
Danger
1/5 · Very low
No special safety notes yet.
Frequently Asked Questions
How to identify Oglethorpe Oak?
The easiest way to identify Oglethorpe Oak is to use the Snappit nature identifier app.
How long is Oglethorpe Oak?
1500-2500 cm
How long does Oglethorpe Oak live?
80-150 years
What does Oglethorpe Oak eat?
As a photoautotrophic plant, the Oglethorpe Oak produces its own food through photosynthesis, utilizing sunlight, water, and carbon dioxide.
Where is Oglethorpe Oak usually found?
Found in wet, poorly drained soils of flatwoods, bottomland forests, and along riverbanks in the southeastern United States.
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