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Floristic Inventory of the Florida Keys Database Online

Eupatorium serotinum Michx.
Lateflowering thoroughwort

Eupatorium serotinum
Copyright by: Shirley Denton

Family: Asteraceae

Group: Dicot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Eastern and central United States.

IRC SOUTH FLORIDA Status: Apparently Secure

Map of select IRC data for peninsular Florida

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

SOUTH FLORIDA Cultivated Status: Cultivated

FLORIDA KEYS Occurrence: Present

FLORIDA KEYS Native Status: Doubtfully Native

Map of select IRC data for the Florida Keys

Florida Keys History and Distribution: Not reported for the Florida Keys by John Kunkel Small in 1913. Rare, but apparently spreading as a weed.

Other data on Eupatorium serotinum available from :


Eupatorium serotinum has been reported from the following 2 conservation areas in the FLORIDA KEYS :
Occurrence Native Status
Crocodile Lake National Wildlife Refuge Present Doubtfully Native
Curry Hammock State Park Present Doubtfully Native




Eupatorium serotinum has been reported for the following 4 habitats in THE FLORIDA KEYS :
Disturbed Upland
Disturbed Wetland
Pine Rockland
Tidal Marsh


All Images:

Eupatorium serotinum
Copyright by: Shirley Denton

Eupatorium serotinum
Copyright by: Shirley Denton

Eupatorium serotinum
Copyright by: Shirley Denton