Erythronium howellii

Erythronium howellii, or Howell's fawn lily, is a flowering bulb in the lily family endemic to northwestern California and southwestern Oregon.

It has been reclassified by the Jepson Manual as Erythronium citrinum var. citrinum.

Distribution
It is found in the Klamath Mountains and northern Outer California Coast Ranges.

There are small populations in Siskiyou, Trinity, and Del Norte Counties in northern California; and in Curry, Josephine, and Jackson Counties in Oregon. It is listed as vulnerable for the following reasons: "Range is Del Norte Co., Calif., and adjacent southern Oregon. Most of the populations occur in Oregon, a few in California. Oregon sites number <38. Populations are not large, many reported during pre-timber harvest surveys."