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Equisetum hyemale L. var. affine
(Engelm.) A.A. Eat.
Scouring-rush

Equisetum hyemale
Copyright by: Mike Rosenthal

Family: Equisetaceae

Group: Pteridophyte

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Widespread in North America; plants in South Florida have apparently escaped from cultivation.

Map of select IRC data for peninsular Florida

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Not Native, Naturalized

SOUTH FLORIDA Cultivated Status: Cultivated

Other data on Equisetum hyemale var. affine available from :

Atlas of Florida Vascular Plants
Equisetum hyemale var. affine has been found in the following 3 conservation areas :
Occurrence Native Status
Big Cypress National Preserve Possibly Extirpated Not Native, Naturalized
Larry and Penny Thompson Park Recorded as Present in Error
Tree Island Park Present Not Native, Naturalized

Equisetum hyemale var. affine has been found in the following 4 counties :
Occurrence Native Status
Broward County Not Native, Naturalized
Hendry County Not Native, Naturalized
Lee County Not Native, Naturalized
Miami-Dade County Not Native, Naturalized

Equisetum hyemale var. affine has been found in the following 2 habitats :
Disturbed Upland
Disturbed Wetland

All Images:

Equisetum hyemale
Copyright by: Mike Rosenthal
Equisetum hyemale
Copyright by: Shirley Denton
Equisetum hyemale
Copyright by: Shirley Denton