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August 20, 2020

Oenothera deltoides ssp. howellii

Antioch Dunes Evening-primrose

Antioch Dunes evening primrose (Oenothera deltoides ssp. howellii) at Antioch Dunes National Wildlife Refuge. Photo by James Gorham, CC BY-NC 4.0.
California Rare Plant Rank 1B: Plants rare, threatened, or endangered in California and elsewhere

      Additional Resources

      • California Dept. of Fish and Wildlife endangered species page
      • U.S. Fish & Wildlife Service Antioch Dunes Evening Primrose page
      • USGS report on Distribution, Abundance, and Genomic Diversity of the Endangered Antioch Dunes Evening Primrose (Oenothera deltoides subsp. howellii) Surveyed in 2019

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      Family: Onagraceae

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