Eureka Valley Dune Evening Primrose, Oenothera californica eurekensis
Eureka Valley Dune Evening Primrose. A federally endangered plant, Oenothera californica eurekensis is a perennial herb that produces white flowers from April to June. These flowers turn red as they age. The Eureka Dunes evening-primrose is found only in the southern portion of Eureka Valley Sand Dunes system in Indigo County, California. Death Valley National Park, USA