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Hemizonia congesta
Hayfield tarweed Aster Family
Hemizonia congesta Asteraceae
common name
  Hayfield tarweed
accepted scientific name
  Hemizonia congesta DC.
rules for finding collection records
  Hemizonia clevelandii (71)
  Hemizonia congesta (1919)
  Hemizonia lutescens (48)
  Hemizonia luzulifolia (146)
  Hemizonia multicaulis (28)
family name
Image Author: ©2007 Keir Morse
Image License: CC BY-NC-SA
Image Source Image Source
Category: Wildflowers
Flowers: Many petals
Petal colors: color color
Flower size is .6 to 1.4 inches
Number of ray petals: 5 to 14
Leaf: Alternate, Basal
Plant Observed 3rd week of April thru end of November

How Likely at this Location (42%)
Name Match (100%)
Plant Showiness (54%)
Links to Plant Photos
Cal Photos (165)
Wikimedia Commons (4)
Sharnoff Photography (3)
G.D.Carr (4)
Jay Sullivan (1)
base map where plant found
mag select

Native Plant Status
native status map native status map native status map
native Native
native Not Present

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