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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Quercus marilandica var. marilandica (Blackjack oak)
Richardson, Charmaine

Quercus marilandica var. marilandica

Quercus marilandica Münchh. var. marilandica

Blackjack Oak, Barren Oak, Jack Oak

Fagaceae (Beech family)

Synonym(s): Quercus nigra var. marilandica

USDA Symbol: QUMAM2

USDA Native Status: L48 (N)

 

From the Image Gallery

30 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Tree
Leaf Retention: Deciduous
Fruit Type: Nut
Size Notes: Up to about 60 feet tall.
Leaf: Blades obovate to obtrullate, 3-8 inches long by 3-8 inches wide. Dry leaves sometimes persistent.
Fruit: Acorns biennial, broadly ovoid or ellipsoid. Cup turbinate, enclosing 1/3 nut.

Bloom Information

Bloom Color: Red , Yellow , Green , Brown
Bloom Time: Mar , Apr , May

Distribution

USA: AL , AR , DC , DE , FL , GA , IA , IL , IN , KS , KY , LA , MD , MO , MS , NC , NE , NJ , NY , OH , OK , PA , SC , TN , TX , VA , WV
Native Habitat: Poor shallow soils of glades, barrens and flatwoods, disturbed fields, rocky outcrops and dry ridges.

Web Reference

Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Quercus marilandica var. marilandica in USDA Plants
FNA: Find Quercus marilandica var. marilandica in the Flora of North America (if available)
Google: Search Google for Quercus marilandica var. marilandica

Metadata

Record Modified: 2022-06-17
Research By: CBR

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