Quercus ×runcinata (A.DC.) Engelm. ex Sarg.

Full name:

Quercus ×runcinata (A.DC.) Engelm. ex Sarg., Man. Trees, ed. 2. 243 (1922) as "Quercus ×runcinata Engelm." is an accepted name.

Infrageneric Classification:

Subgenus Quercus, Section Lobatae

Parentage:

Q. imbricaria Michx. × Q. rubra L.

Etymology:

The epithet runcinata is Latin from runcinare, meaning 'to plane', as a carpenter planes wood. In reference to the margin with teeth pointing away from the apex.

Nomenclature Note:

Basionym: Q. rubra var. runcinata A. DC. (1864). Sargent's publication is a validation of Quercus runcinata (A.DC.) Engelm., Trans. Acad. Sci. St. Louis 3(4): 542 (1877), nom. inval.

Description:

See: R. J. Jensen, Volume 3 of Flora of North America (1997) Page 466

Natural Distribution:

USA: (Illinois, Indiana, Kentucky, Minnesota, Pennsylvania)

Illustration of Leaves