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Hymenoxys grandiflora
graylocks four-nerve daisy Aster Family
Hymenoxys grandiflora Asteraceae
common names
  graylocks four-nerve daisy
  graylocks hymenoxys
  Graylocks rubberweed
accepted scientific name
  Hymenoxys grandiflora (Torr. & A. Gray ex A. Gray) K.F. Parker
rules for finding collection records
  Hymenoxys grandiflora (717)
  Rydbergia grandiflora (21)
  Tetraneuris grandiflora (134)
family name
Image Author: ©2004 Al Schneider
Image License: Author's permission
Image Source
Category: Wildflowers
Flowers: Many petals
Petal colors: color
Flower size is 1.9 to 3.5 inches
Number of ray petals: 15 to 34
Leaf: Alternate, Basal
Plant Observed beginning of June thru 1st week of September

How Likely at this Location (29%)
Name Match (100%)
Plant Showiness (90%)
base map where plant found
mag select

grid lines base