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Helianthus debilis Nutt. subsp. vestitus
(E.E. Wats) Heiser
West Coast dune sunflower

Helianthus debilis
Copyright by: Keith A. Bradley

Family: Asteraceae

Group: Dicot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Endemic to peninsular Florida.

Map of select IRC data for peninsular Florida

NatureServe Global Status: Imperiled

Florida Natural Areas Inventory State Status: Imperiled

IRC SOUTH FLORIDA Status: Critically Imperiled

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

SOUTH FLORIDA Cultivated Status: Not Cultivated

Comments: For more images, click on the Atlas of Florida Vascular Plants link below. See a 2019 post on the Treasure Coast Natives blog on why sunflowers bend.

Other data on Helianthus debilis subsp. vestitus available from :

Atlas of Florida Vascular Plants
Helianthus debilis subsp. vestitus has been found in the following 8 conservation areas :
Occurrence Native Status
Cayo Costa State Park Present Native
Cedar Point Environmental Park Present Native
Charlotte Harbor Preserve State Park Presumed Extirpated Presumed Extirpated
Delnor-Wiggins Pass State Park Reported
Don Pedro Island State Park Present Native
Gasparilla Island State Park Recorded as Present in Error
Muscara Present Native
Stump Pass Beach State Park Present Native

Helianthus debilis subsp. vestitus has been found in the following 3 counties :
Occurrence Native Status
Charlotte County Native
Lee County Presumed Extirpated Presumed Extirpated
Martin County Native

Helianthus debilis subsp. vestitus has been found in the following 2 habitats :
Beach Dune
Coastal Strand

All Images:

Helianthus debilis
Copyright by: Keith A. Bradley