THE COCCOLOBA CHAPTER OF THE FLORIDA NATIVE PLANT SOCIETY
  • Home
  • Why Natives?
    • Why Natives?
    • EXAMPLES
  • Projects
    • Estero River Oaks Preserve
  • What We Do
    • What We Do
    • Meetings
  • Volunteer Info
    • Projects
    • FGCU Service Learning Hours
    • Calendar
  • Education and Resources
    • Native Plant Resources
    • Native Plants for your area
    • FLEPPC Invasive Exotic List
    • Native Host Plants for Butterflies
    • Native Palms
    • Native Wildflowers for Birds
    • Native Plants for Birds
    • Plant Communities of South Florida's Gulf Coast Barrier Islands
    • Documents
  • Newsletter
  • Our Founder
Groundsel Tree
Baccharis halimifolia
Picture


Groundsel Tree, 
Baccharis halimifolia, a wetland member of the Asteraceae family.  A multibranced evergreen shrub to 12’ in both height and width Leaves are simple and alternate on the branches. Leaf shape Ovate to Obovate.  Margins are  widely serrated with  coarse teeth. Leaf color greenish. Length 11/2” to 3” and 1” to 1/1/2” wide.  Leaves are leatherly.

Halimifolia is dioecious. Male and female flowers are on different trees.  These tiny flowers are borne in thousands  of tiny flower heads. Flower structures are not similar to sunflower structures of disk and ray florets.  The Male flower  is borne in flower heads .Its structure is spherical. About 1/8” in diameter. Several yellow stamens with pollen laden anthers cover the flower. Color is yellow. Female flowers are in erect flower heads about 1/8” long with several flowers per head.  Color is snow white. Both male and female flowers bloom at the end of branches. The inflorescence is Terminal.  Fruit occurs with female flowers. Fruit is an achene seed pod that is attached to tuffs of cotton like bristle. Female flowers are wind pollinate and its seeds are dispersed by wind. The bristles pulls out the seeds and goes with the wind.

Halimifolia is disbursed in every County of the State. This plant has a tendency to colonize. Often the male tree is right next to the female.  This tree grows in Matanzas Pass Preserve. Monarch butterflies on their flight to Mexico will rest on the the trees and enjoy the nectar. The photo shows two female flowers covered in bristles. Each flower is about 1/18” wide.

​By Jim Rodwell
The Florida Native Plant Society promotes the preservation, conservation and restoration of native plants and native plant communities of Florida.
A COPY OF THE OFFICIAL REGISTRATION AND FINANCIAL INFORMATION MAY BE OBTAINED FROM THE DIVISION OF CONSUMER SERVICES BY CALLING TOLL-FREE (800-435-7352) WITHIN THE STATE. REGISTRATION DOES NOT IMPLY ENDORSEMENT, APPROVAL OR RECOMMENDATION BY THE STATE.

Copyright 2015, 2016. 2017, 2018, 2019, 2020, 2021, 2022 The Coccoloba Chapter of the Florida Native Plant Society
  • Home
  • Why Natives?
    • Why Natives?
    • EXAMPLES
  • Projects
    • Estero River Oaks Preserve
  • What We Do
    • What We Do
    • Meetings
  • Volunteer Info
    • Projects
    • FGCU Service Learning Hours
    • Calendar
  • Education and Resources
    • Native Plant Resources
    • Native Plants for your area
    • FLEPPC Invasive Exotic List
    • Native Host Plants for Butterflies
    • Native Palms
    • Native Wildflowers for Birds
    • Native Plants for Birds
    • Plant Communities of South Florida's Gulf Coast Barrier Islands
    • Documents
  • Newsletter
  • Our Founder