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Iva microcephala Nutt.
Piedmont marshelder

Family: Asteraceae

Group: Dicot

Substrate: Terrestrial

Habit: Herb

Perennation: Annual

Native Range: Southeastern United States.

Map of select IRC data for peninsular Florida

IRC SOUTH FLORIDA Status: Rare

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

SOUTH FLORIDA Cultivated Status: Not Cultivated

Comments: For images, click on the Atlas of Florida Vascular Plants link below.

Other data on Iva microcephala available from :

Atlas of Florida Vascular Plants
Iva microcephala has been found in the following 32 conservation areas :
Occurrence Native Status
Babcock Ranch Preserve Present Native
Big Cypress National Preserve Present Native
Collier-Seminole State Park Possibly Extirpated Possibly Extirpated
Corkscrew Regional Ecosystem Watershed (CREW) Present Native
Corkscrew Swamp Sanctuary Present Native
Dupuis Reserve Present Native
Everglades and Francis S. Taylor Wildlife Management Area Present Native
Everglades National Park Present Native
Fakahatchee Strand Preserve State Park Present Native
Fred C. Babcock-Cecil M. Webb Wildlife Management Area Present Native
Frog Pond/L-31 N Transition Lands Present Native
Grassy Waters Preserve Present Native
Hickey Creek Mitigation Park Wildlife and Environmental Area Present Native
J.W. Corbett Wildlife Management Area Present Native
Jonathan Dickinson State Park Present Native
Jupiter Inlet Lighthouse Outstanding Natural Area Present Native
Larry and Penny Thompson Park Present Native
Loxahatchee Slough Natural Area Present Native
Milton E. Thompson Park 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
Prairie Pines Preserve Present Native
Railhead Scrub Preserve Present Native
Royal Palm Beach Pines Natural Area Present Native
Savannas Preserve State Park Present Native
Six Mile Cypress Slough Preserve Present Native
Tree Island Park Present Native
Wild Turkey Strand Preserve Present Native
Yellow Fever Creek Preserve Present Native
Zoo Miami Possibly Extirpated Possibly Extirpated

Iva microcephala has been found in the following 8 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
Palm Beach County Native

Iva microcephala has been found in the following 6 habitats :
Basin Marsh
Depression Marsh
Disturbed Wetland
Dome Swamp
Marl Prairie
Wet Flatwoods