Taxon

Quercus marilandica

 
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Quercus marilandica - blackjack oak
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Common name: blackjack oak
Family: Fagaceae (beech family)
Distribution: e.-c. and e. United States
IUCN Red list: Least concern
Regional red list: Ohio Potentially Threatened Species
Hardiness: USDA Zone 6
Life form: Deciduous tree
Comments: The foliage is striking on this slow growing; relatively dwarf oak native to the eastern United States. The bark becomes divided into small, squarish blocks. Mature size is about 20-40' tall with a spreading crown. Fall color is most often brown but occasionally, a rich red. Nuts are a 3/4" acorn, half of which is enclosed in the cap. Plant in full sun and well-drained soil.
Links: • Germplasm Resources Information Network (GRIN Taxonomy) • Ohio Division of Natural Area & Preserves: Rare Plants of Ohio • The Plant List • USDA PLANTS Database - US Department of Agriculture

Locations

  • 1: ADG: AQ10 (AQ10) • Accession: D2007-0142.001 • Origin: United States of America • Provenance: Wild of Known Origin
  • 2: OAK: BL35 (BL35) • Accession: D1993-0627.001 • Provenance: Cultivated of Garden Origin
  • 3: OAK: BL36 (BL36) • Accession: D1995-1119.002 • Origin: United States of America • Provenance: Wild of Known Origin
  • 4: OAK: BL36 (BL36) • Accession: D1995-1119.003 • Origin: United States of America • Provenance: Wild of Known Origin
  • 5: OAK: BM35 (BM35) • Accession: D1995-1119.001 • Origin: United States of America • Provenance: Wild of Known Origin
  • 6: PKW: AN06 (AN06) • Accession: D2010-0564.002 • Origin: United States of America • Provenance: Wild of Known Origin
  • 7: PKW: AO05 (AO05) • Accession: D2010-0564.001 • Origin: United States of America • Provenance: Wild of Known Origin
Cluster Area Area
Individual Individual