Flora of the Southeastern United States
2022 Edition
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BETULACEAE

Betulaceae S.F. Gray. Birch Family.

Key to Betulaceae

A family of 6 genera and about 150 species, primarily of subarctic to cold temperate regions of the Northern Hemisphere, but extending through Central America to n. South America. The two subfamilies recognized here are sometimes elevated to family status, as by Govaerts & Frodin (1998).

Ref: Furlow (1990); Furlow (1997) In Flora of North America Editorial Committee (1997); Govaerts & Frodin (1998); Hardin (1971a); Kubitzki, Rohwer, & Bittrich (1993). Show full citations.

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

image of plant© Richard & Teresa Ware
image of plant© Richard & Teresa Ware
image of plant© Richard & Teresa Ware
image of plant© Keith Bradley
image of plant© Alan Cressler: alnus serrulata, tribble mill county park, gwinnett county, georgia 3 by Alan Cressler source
image of plant© Richard & Teresa Ware
image of plant© Keith Bradley
image of plant© Keith Bradley
image of plant© Gary P. Fleming
image of plant© Alan Weakley source
image of plant© Gary P. Fleming
image of plant© Gary P. Fleming
image of plant© Erik Danielson source
image of plant© Richard & Teresa Ware
image of plant© Richard & Teresa Ware
image of plant© Keith Bradley