Eryngium ravenelii A. Gray. Ravenel's Eryngo. Phen: Jul-Sep. Hab: Wet pine savannas, mostly or entirely over calcareous substrate. Dist: Se. SC (Berkeley and Charleston counties) south to sw. GA and s. FL. Reports for se. NC are based on inland populations of E. aquaticum.
Origin/Endemic status: Endemic
Syn: = S; = Eryngium aquaticum var. ravenelii – K1, K3, K4, RAB, Bell (1963); < Eryngium aquaticum – Fl7, GW2, WH3; > Eryngium aquaticum var. floridanum – MC; > Eryngium aquaticum var. ravenellii – MC, orthographic error
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