Flora of the Southeastern United States
2022 Edition


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Clethra Linnaeus. Sweet Pepperbush, White-alder, Clethra.

Key to Clethra

A genus of 65-95 species, shrubs and trees, primarily of tropical America and Asia.

Ref: Schneider & Bayer In Kubitzki et al. (2004); Sleumer (1967b); Tucker & Jones (2009) In Flora of North America Editorial Committee (2009). 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© Bruce A. Sorrie
image of plant© Gary P. Fleming
image of plant© Keith Bradley
image of plant© Emily Oglesby
image of plant© Grant Morrow Parkins
image of plant© Gary P. Fleming
image of plant© Richard & Teresa Ware