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Oenothera hartwegii
Hartweg's sundrops Evening-Primrose Family
Oenothera hartwegii Onagraceae
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common names
  Hartweg's sundrops
  fendler evening primrose
accepted scientific name
  Oenothera hartwegii Benth.
rules for finding collection records
  Calylophus hartwegii (774)
  Oenothera greggii (23)
  Oenothera hartwegii (198)
  exclude Calylophus hartwegii lavandulifolius
  exclude Calylophus hartwegii lavandulifolius
  exclude Calylophus hartwegii toumeyi
  exclude Oenothera hartwegii toumeyi
family name
  Onagraceae
Image Author: ©2004 Robert Sivinski
Image License: CC BY-NC
Image Source
Category: Wildflowers
Flowers: Four petals
Petal colors: color
Flower size is .5 to 2.5 inches
Leaf: Alternate
Plant Observed 3rd week of March thru 3rd week of October

How Likely at this Location (30%)
Name Match (100%)
Plant Showiness (63%)
Links to Plant Photos
Cal Photos (24)
SEINet (14)
New Mexico Flora (5)
Gila Wilderness (5)
Kurt Schaefer (4)
Cal Photos (3)
base map where plant found

Disturbed
Grassland
Desert
Rocky
Forest
Sand
grid lines base