Flora of the Southeastern United States
2022 Edition


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Hydrangea radiata Walter. Snowy Hydrangea, Silverleaf. Phen: May-Jul. Hab: Rocky forests and rock outcrops, often common and conspicuous on roadbanks. Dist: A Southern Appalachian endemic: sw. NC (in the valley of the French Broad River and to its southwest), nw. SC, ne. GA, and se. TN, with outliers (perhaps escaped from cultivation?) in Stokes County, NC and Calhoun County, SC

Origin/Endemic status: Endemic

Syn: = FNA12, K1, K3, K4, S, Tn, W, Pilatowski (1982); = Hydrangea arborescens ssp. radiata – RAB, McClintock (1957)

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image of plant© Joey Shaw source