Flora of the Southeastern United States
2022 Edition

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LAMIACEAE

Physostegia leptophylla Small. Tidal Marsh Obedient-plant, Swamp Obedient-plant. Phen: Late May-early Aug; Jun-Sep. Hab: Bottomland hardwood forests, swamps, tidal freshwater or slightly brackish (oligohaline) marshes, rarely wet savannas (GA). Dist: Se. VA south to sc. peninsular FL, west to sw. GA., s. AL, and Panhandle FL.

Origin/Endemic status: Endemic

Syn: = C, Fl6, GW2, K1, K3, K4, WH3, Cantino (1982); > Dracocephalum leptophyllum – S; < Dracocephalum purpureum – G, RAB; > Dracocephalum veroniciformis – S; > Physostegia aboriginorum – F; > Physostegia denticulata – F, misapplied

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image of plant© Gary P. Fleming
image of plant© Gary P. Fleming
image of plant© Keith Bradley