[Wikipedia] Rarity, Range, Description, Distribution, Habitat: Fritillaria eastwoodiae, also known as Butte County fritillary or Eastwood's fritillary is a rare member of the Lily family (Liliaceae), native to the foothills of the northern Sierra Nevada, and Cascade Mountains in California and southern Oregon (Jackson County), USA.[2][3] Distribution and habitat: Fritillaria eastwoodiae grows in dry open woodlands and chaparral from 500 to 1500 meters, in Shasta, Yuba, Tehama, Butte and El Dorado Counties. It has also been reported from Jackson County in Oregon. It occurs in similar habitat with F. affinis, F. micrantha, and F. recurva, and blooms from March through May. It can sometimes be found on serpentine soils.[2] (link added by Mary Ann Machi)