Wild Florida Photo - Helianthus radula

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Helianthus radula

RAYLESS SUNFLOWER

STIFF SUNFLOWER

Florida native

 

A frequent plant of wet flatwoods throughout much of the panhandle, the north and central peninsula, plus Collier County. The range includes the southeastern coastal states from Louisiana to South Carolina.
The distinctive brown-purple disk floret on a stem typically a meter (39 in.) or more tall, usually has no ray florets, or if it does, they are typically few in number, small and yellow. Well developed basal leaves. hairy and rough in rosettes, lower stem leaves are opposite and elliptic to ovate, greatly reduced above, with the upper stem leafless.

Purchase Crab Spider on Rayless Sunflower by Paul Rebmann

 
Helianthus radula is a member of the Asteraceae - Aster family.

Other species of the Helianthus genus in the Wild Florida Photo database:
  View  Helianthus debilis var. debilis - EAST COAST DUNE SUNFLOWER
  View  Helianthus debilis var. vestitus - WEST COAST DUNE SUNFLOWER
  View  Helianthus angustifolius - NARROWLEAF SUNFLOWER
  View  Helianthus agrestis - SOUTHEASTERN SUNFLOWER


Native Florida Plants

  Robert G. Haehle; Joan Brookwell
 Low Maintenance Landscaping and Gardening

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Native Florida Plants
Native landscapes are easier to maintain, use less water and thrive without chemical pesticides and fertilizers. Native Florida Plants describes every type of regional flora—-from seaside foliage and wildflowers to grassy meadows, shrubs, vines, and aquatic gardens—-in 301 profiles and accompanying color photographs.


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