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Floristic Inventory of the Florida Keys Database Online

Euphorbia tithymaloides L. subsp. smallii
(Millsp.) V.W. Steinm.
Jacob's ladder, Devil's backbone

Family: Euphorbiaceae

Group: Dicot

Substrate: Terrestrial

Habit: Shrub

Perennation: Perennial

Map of select IRC data for peninsular Florida

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Not Native, Naturalized

SOUTH FLORIDA Cultivated Status: Cultivated

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

Synonyms: Euphorbia tithymaloides subsp. smallii.

FLORIDA KEYS Occurrence: Present

FLORIDA KEYS Native Status: Not Native, Cultivated Only

Map of select IRC data for the Florida Keys

Florida Keys History and Distribution: Reported in 1913 by John Kunkel Small for hammocks and disturbed areas in the upper Keys.  More frequently cultivated in the past, and small colonies are often encountered from dumped plants.

Other data on Euphorbia tithymaloides subsp. smallii available from :

Atlas of Florida Vascular Plants

Euphorbia tithymaloides subsp. smallii has been reported from the following 11 conservation areas in the FLORIDA KEYS :
Occurrence Native Status
Attwood Addition, Indian Key Historic State Park Present Not Native, Cultivated Only
Bahia Honda State Park Present Not Native, Cultivated Only
Biscayne National Park, Florida Keys Section Present Not Native, Cultivated Only
Crocodile Lake National Wildlife Refuge Present Not Native, Cultivated Only
Dagny Johnson Key Largo Hammocks Botanical State Park Presumed Extirpated Not Native, Cultivated Only
Dove Creek Hammocks, Florida Keys Wildlife and Environmental Area Present Not Native, Cultivated Only
Dry Tortugas National Park Present Not Native, Cultivated Only
John Pennekamp Coral Reef State Park Present Not Native, Cultivated Only
Key West National Wildlife Refuge Present Not Native, Cultivated Only
Lignumvitae Key Botanical State Park Present Not Native, Cultivated Only
Snake Creek Hammocks, Florida Keys Wildlife and Environmental Area Present Not Native, Cultivated Only