Oenothera speciosa Siskiyou

Siskiyou County is a county located in the northwestern part of the U.S. state of California. As of the 2020 census, the population was 44,076. Its county seat is Yreka and its highest point is Mount Shasta. It falls within the Cascadia bioregion.
  • Country: United States
  • State: California
  • Region: Shasta Cascade
  • Incorporated: 1852
  • Named for: The Siskiyou Trail
  • County seat: Yreka
  • Largest city: Yreka
Data from: en.wikipedia.org