Wild Florida Photo - Helianthus angustifolius

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Helianthus angustifolius

NARROWLEAF SUNFLOWER

SWAMP SUNFLOWER

Florida native

 

A frequent perennial of marshes, wet flatwoods and disturbed sites throughout most of Florida north of Lake Okeechobee. Present in all of the southeastern United States, west to Texas, Oklahoma and Missouri, north into Illinois, Indiana, Ohio, Pennsylvania and New York.
Flowers are terminal on long slender stalks with 8 to 21 yellow ray florets, appearing in summer and fall. The disks are purple and flattened with yellow and/or reddish-brown florets. The rough, sessile, linear to lanceolate leaves are opposite low on the stem and alternate upward with revolute margins.

 
Helianthus angustifolius 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 radula - RAYLESS 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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