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Rudbeckia tenax C.L. Boynton & Beadle. Glade Orange Coneflower. Hab: Calcareous glades, fields, and rocky woodlands.

Origin/Endemic status: Endemic

Synonymy: = F, Tn, Campbell & Seymour (2013); < Rudbeckia fulgida Aiton var. fulgida – FNA21, K3, K4

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Heliophily: 8

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image of plant© Alan Cressler: rudbeckia tenax, (rudbeckia fulgida var. fulgida), limestone glade 4, chickamauga and chattanooga national military park, catoosa county, georgia 1 by Alan Cressler source | Original Image ⭷


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