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Oenothera rhombipetala
Fourpoint Evening Primrose Evening-Primrose Family
Oenothera rhombipetala Onagraceae
common name
  Fourpoint Evening Primrose
accepted scientific name
  Oenothera rhombipetala Nutt. ex Torr. & A. Gray
rules for finding collection records
  Oenothera rhombipetala (337)
family name
Image Author: ©2012 Jerry Oldenettel
Image License: CC BY-NC-SA
Image Source
Category: Wildflowers
Flowers: Four petals
Petal colors: color
Flower size is 1. to 2. inches
Leaf: Alternate, Basal
Plant Observed 3rd week of May thru 2nd week of October

How Likely at this Location (17%)
Name Match (100%)
Plant Showiness (63%)
Links to Plant Photos
Cal Photos (21)
Wikimedia Commons (3)
Botany Photo of the Day (1)
base map where plant found
mag select

grid lines base