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Vernonia gigantea (Walt.) Trel.
Giant ironweed

Vernonia gigantea
Copyright by: John Bradford

Family: Asteraceae

Group: Dicot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Eastern and central North America.

Map of select IRC data for peninsular Florida

IRC SOUTH FLORIDA Status: Critically Imperiled

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

SOUTH FLORIDA Cultivated Status: Cultivated

Other data on Vernonia gigantea available from :

Vernonia gigantea has been found in the following 7 conservation areas :
Occurrence Native Status
Cayo Costa State Park Present Native
Chapman Field Park Recorded as Present in Error
Grassy Waters Preserve Present Native
Halpatiokee Regional Park Present Native
Jonathan Dickinson State Park Present Native
Rocky Point Hammock Present Native
Twin Rivers Present Native

Vernonia gigantea has been found in the following county :
Occurrence Native Status
Martin County Native

Vernonia gigantea has been found in the following 3 habitats :
Alluvial Forest
Disturbed Upland
Disturbed Wetland

All Images:

Vernonia gigantea
Copyright by: John Bradford
Vernonia gigantea
Copyright by: Shirley Denton