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Eupatorium mikanioides Chapm.
Semaphore eupatorium, Semaphore thoroughwort

Family: Asteraceae

Group: Dicot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Endemic to Florida.

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

IRC SOUTH FLORIDA Status: Rare

SOUTH FLORIDA Cultivated Status: Cultivated

Comments: Visit our Natives For Your Neighborhood website for more information and images.

Eupatorium mikanioides
Copyright by: Roger L. Hammer

Other data on Eupatorium mikanioides available from :
Atlas of Florida Vascular Plants
Eupatorium mikanioides has been found in the following 29 conservation areas :
Occurrence Native Status
A.D. 'Doug' Barnes Park Present Native
Big Cypress National Preserve Present Native
Cayo Costa State Park Present Native
City of West Palm Beach Water Catchment Buffer Present Native
Collier-Seminole State Park Present Native
Corkscrew Regional Ecosystem Watershed (CREW) Present Native
Corkscrew Swamp Sanctuary Present Native
Dupuis Reserve Present Native
Everglades National Park Present Native
Fakahatchee Strand Preserve State Park Present Native
Florida Panther National Wildlife Refuge Present Native
Fred C. Babcock-Cecil M. Webb Wildlife Management Area Present Native
Frog Pond/L-31 N Transition Lands Present Native
Hillsboro Pineland Natural Area Present Native
J.W. Corbett Wildlife Management Area Present Native
Jonathan Dickinson State Park Present Native
Larry and Penny Thompson Park Present Native
Loxahatchee Slough Natural Area Present Native
Nixon Smiley Pineland Preserve Present Native
Okaloacoochee Slough State Forest, Okaloacoochee Slough Wildlife Management Area Present Native
Okaloacoochee Slough Wildlife Management Area - FWC, Okaloacoochee Slough Wildlife Management Area Present Native
Pal-Mar Present Native
Picayune Strand State Forest Present Native
Pond Apple Slough Present Native
Prairie Pines Preserve Present Native
Royal Palm Beach Pines Natural Area Present Native
Six Mile Cypress Slough Preserve Present Native
South Dade Wetlands Present Native
Tree Island Park Present Native


Eupatorium mikanioides has been found in the following 9 counties :
Occurrence Native Status
Broward County Native
Charlotte County Native
Collier County Native
Hendry County Native
Lee County Native
Martin County Native
Miami-Dade County Native
Monroe County (Keys) Recorded as Present in Error
Palm Beach County Native


Eupatorium mikanioides has been found in the following 6 habitats :
Depression Marsh
Marl Prairie
Mesic Flatwoods
Pine Rockland
Wet Flatwoods
Wet Prairie


All Images:

Eupatorium mikanioides
Copyright by: Roger L. Hammer
Eupatorium mikanioides
Copyright by: Shirley Denton

Eupatorium mikanioides
Copyright by: Shirley Denton
Eupatorium mikanioides
Copyright by: Shirley Denton