Quercus alba Linnaeus. Subgenus: Quercus. Section: Quercus. Subsection: Albae. White Oak. Phen: Apr; Sep-Nov (of the same year). Hab: Mesic to xeric forests. Dist: ME west to MN, south to Panhandle FL and e. TX.

Origin/Endemic status: Native

Taxonomy Comments: Hardin (1975) discusses introgression between Q. alba and many other species of Quercus subgenus Quercus.

Other Comments: Historically, one of the most valuable timber trees of eastern North America. Q. alba is probably the most abundant native plant in our area, and in eastern North America, based on biomass, leaf area, and ubiquity.

Synonymy: = Ar, C, F, Fl2, FNA3, G, GrPl, Il, K1, K3, K4, Mi, NcTx, NE, NY, Pa, RAB, S13, Tat, Tn, Tx, Va, W, WH3, WV; < Quercus alba L. – S

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FACU
• Eastern Mountains and Piedmont: FACU
• Great Plains: FACU
• Midwest: FACU
• Northcentral & Northeast: FACU

Heliophily: 6