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Aesculus Linnaeus. Common name: Buckeye.

Key to Aesculus

A genus of about 13 species, trees and shrubs, of temperate e. North America, w. North America, e. Asia, and se. Europe. Sectional classification shown in the key follows Du, Harris, & Xiang (2020).

Key advice:The following hybrids are known from our area and can be locally common: Aesculus ×neglecta Lindley [A. flava × sylvatica], Aesculus ×mutabilis (Spach) Scheele [A. pavia × sylvatica], and Aesculus ×bushii Schneider [A. glabra × pavia]. They can be recognized by their intermediate morphology.

References: Du, Harris, & Xiang (2020); Hardin (1957a); Hardin (1957b); Hardin (2024) In Flora of North America Editorial Committee (2024); Harris, Xiang, & Thomas (2009); Wyatt & Lodwick (1981). Show full citations.

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Hover over a shape, letter, icon, or arrow on the map for definition or see the legend. Data for arrows not developed for genera and families which may have species only occurring outside the flora area.

image of plant© Keith Bradley | Aesculus flava | Original Image ⭷
image of plant© Grant Morrow Parkins | Aesculus flava | Original Image ⭷
image of plant© Grant Morrow Parkins | Aesculus parviflora | Original Image ⭷

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