The False-Hellebore Family West of the Cascade Mountains f Oregon and Washington
Melanthiaceae

White false hellebore (Veratrum californicum var. californicum) as seen at Wrangle Camp, Siskiyou Crest, Rogue River-Siskiyou National Forest......July 16, 2020. The petals of this species are whitish with green venation, and a greenish center.
Bronzebells and Zigadenes: The Genus Anticlea -
Death-camas: The
Genus Toxicoscordion (formerly the Genus Zigadenus)
Trilliums or Wake-robins: The Genus Trillium
False Hellebores: The
Genus Veratrum
Bear Grass, Common Beargrass, Western Turkeybeard: Xerophyllum tenax (Synonyms: Helonias tenax, Xerophyllum douglasii)