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Floristic Inventory of the Florida Keys Database Online

Cnidoscolus stimulosus (Michx.) Engelm. & Gray
Tread-softly, Finger-rot, 7-minute-itch

Cnidoscolus stimulosus
Copyright by: George D. Gann
in habitat, Miami-Dade County, Florida, 2013

Family: Euphorbiaceae

Group: Dicot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Southeastern United States.

IRC SOUTH FLORIDA Status: Secure

Map of select IRC data for peninsular Florida

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

SOUTH FLORIDA Cultivated Status: Cultivated

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

FLORIDA KEYS Occurrence: Present

FLORIDA KEYS Native Status: Native

IRC FLORIDA KEYS Status: Critically Imperiled

Map of select IRC data for the Florida Keys

Florida Keys History and Distribution: Reported in 1913 by John Kunkel Small for pinelands and sand dunes from the upper Keys to the lower Keys.  However, we have records only for Big Pine Key in the lower Keys.  We consider this native and extant only on Big Pine Key.

Other data on Cnidoscolus stimulosus available from :


Cnidoscolus stimulosus has been reported from the following conservation area in the FLORIDA KEYS :
Occurrence Native Status
National Key Deer Refuge Present Native




Cnidoscolus stimulosus has been reported for the following 2 habitats in THE FLORIDA KEYS :
Disturbed Upland
Pine Rockland


All Images:

Cnidoscolus stimulosus
Copyright by: George D. Gann
in habitat, Miami-Dade County, Florida, 2013

Cnidoscolus stimulosus
Copyright by: George D. Gann

Cnidoscolus stimulosus
Copyright by: Roger L. Hammer

Cnidoscolus stimulosus
Copyright by: Shirley Denton

Cnidoscolus stimulosus
Copyright by: Shirley Denton

Cnidoscolus stimulosus
Copyright by: Shirley Denton

Cnidoscolus stimulosus
Copyright by: Shirley Denton