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Floristic Inventory of the Florida Keys Database Online

Euphorbia porteriana (Small) Oudejans
Porter’s sandmat

Euphorbia porteriana
Copyright by: Roger L. Hammer

Family: Euphorbiaceae

Group: Dicot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Endemic to South Florida in Miami-Dade County.

NatureServe Global Status: Imperiled

State of Florida Status: Endangered

Florida Natural Areas Inventory State Status: Imperiled

IRC SOUTH FLORIDA Status: Imperiled

Map of select IRC data for peninsular Florida

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

SOUTH FLORIDA Cultivated Status: Not Cultivated

Comments: This species concept was revised by Keith Bradley and Jimi Sadle in 2021 (in Weakley et al. 2021). See also E. hammeri and E. ogdenii. See also Florida Natural Areas Inventory's Field Guide to the Rare Plants of Florida page (Chafin 2000) for a discussion of E. porteriana in the broad sense.

Synonyms: Chamaesyce porteriana.

FLORIDA KEYS Occurrence: Present

FLORIDA KEYS Native Status: Native

IRC FLORIDA KEYS Status: Imperiled

Map of select IRC data for the Florida Keys

Florida Keys History and Distribution: Reported in 1913 by John Kunkel Small for pinelands on Big Pine Key.  We consider this native and extant from the upper Keys to the lower Keys.

Other data on Euphorbia porteriana available from :

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Euphorbia porteriana
Copyright by: Roger L. Hammer