Genus

Solidago 

goldenrod

Solidago sempervirens
Seaside goldenrod
flowers, note green insect on stem at right edge of photo

Species of the Solidago genus in the Wild Florida Photo database:

  Solidago fistulosa
Pinebarren Goldenrod
No photo posted for PINEBARREN GOLDENROD
  Solidago odora
    var. chapmanii
Chapman's Goldenrod

  Solidago sempervirens
    var. mexicana
Seaside Goldenrod

  Solidago stricta
Wand Goldenrod

The genus Solidago is a member of the Asteraceae - Aster family.