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gumweed
Grindelia hirsutula
gumweed Aster Family
Grindelia hirsutula Asteraceae
--show more--
English common names
  •gumweed
  •hairy gumplant
accepted scientific name
  •Grindelia hirsutula Hook. & Arn.
rules for finding collection records
  •Grindelia camporum (0)
  •Grindelia hirsutula (71)
  •Grindelia nana (0)
  •Grindelia squarrosa quasiperennis (0)
  •Grindelia stricta (0)
family name
  •Asteraceae
Image Author: ©2004 Anthony Valois and the National Park Service
Image License: public domain
Image Source
Category: Wildflowers
Flowers: Many petals
Petal colors: color
Flower size is 0.5 to 2.5 inches
Number of ray petals: 10 to 60
Leaf: Alternate
Plant Observed 2nd week of December thru 3rd week of May

How Likely at this Location (32%)
Name Match (100%)
Plant Showiness (72%)
According to www.efloras.org, "As circumscribed here, Grindelia hirsutula includes 30 or more reputedly distinct, local, regional, or ecotypic facies that have been named at species or infraspecific rank. Locally, such facies are easily recognized; in a broad view, they intergrade with other facies and are parts of a heterogeneous continuum."
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