Erythronium, the fawn lily, trout lily, dog's-tooth violet or adder's tongue, is a genus of Eurasian and North American plants in the lily family, most closely related to tulips. The name Erythronium derives from Ancient Greek ἐρυθρός (eruthrós) "red" in Greek, referring to the red flowers of E. dens-canis. Of all the established species, most live in North America; only six species are found in Europe and Asia.
Erythronium americanum, the trout lily, yellow trout lily, or yellow dogtooth violet, is a species of perennial, colony forming, spring ephemeral flower native to North America and dwelling in woodland habitats. Within its range it is a very common and widespread species, especially in eastern North America. The common name "trout lily" refers to the appearance of its gray-green leaves mottled with brown or gray, which allegedly resemble the coloring of brook trout.
Calochortus striatus, known by the common name alkali mariposa lily, is a species of mariposa lily native to California and into Nevada.
Erythronium citrinum, also known as citrus fawn lily or cream fawn lily, is a member of the lily family that is endemic to the Klamath Mountains. It is found in southwest Oregon and adjacent northwest California. The genus Erythronium, which can be found across northern North America, Europe and Asia, is most diverse in California, which is home to fifteen of about twenty-eight members of the genus.
Erythronium hendersonii, or Henderson's fawn lily, is a plant in the lily family native to southwestern Oregon, and northern California. It can be locally very abundant within its range which is in the Rogue River, and Applegate River drainage basins in Josephine County and Jackson County in Oregon, and well as sites in Siskiyou, Del Norte, and Mendocino Counties in California.
Erythronium grandiflorum is a North American species of plants in the lily family. It is known by several common names, including yellow avalanche lily, glacier lily, and dogtooth fawn lily. The Ktunaxa name for glacier lily is maxa.
Erythronium helenae is a species of flowering plant in the lily family which is known by the common names Pacific fawn lily and St. Helena fawn lily. It is endemic to the coastal mountains north of the San Francisco Bay Area in California. It is named for the local peak Mount Saint Helena, forming the point where Napa, Sonoma and Lake Counties meet. It grows on the slopes of the mountain at elevations of 500–1200 m, often on serpentine soils.
Erythronium oregonum is a North American species of flowering plant in the lily family which is known by the common name giant white fawnlily or Oregon fawn-lily.
Erythronium pluriflorum is a rare species of flowering plant in the lily family which is known by the common names manyflower fawn lily,golden fawn-lily, and Shuteye Peak fawn lily.
Erythronium purpurascens is a species of flowering plant in the lily family which is known by the common names purple fawn lily and Sierra Nevada fawn lily.
Erythronium tuolumnense is a species of flowering plant in the family Liliaceae, known by the common name Tuolumne fawn lily or Tuolumne dog's tooth violet. However, it is neither a true lily nor a violet. It is endemic to the Sierra Nevada of Tuolumne County, California; from 600 m (1,969 ft) along Italian Bar Road up to 1,000 m (3,281 ft) altitude at the headwaters of Deer Creek.
Calochortus leichtlinii is a species of flowering plant in the lily family known by the common names Leichtlin's mariposa, smokey mariposa, and mariposa lily.
Calochortus minimus is a California species of flowering plants in the lily family known by the common name Sierra mariposa lily.
Calochortus palmeri is a species of flowering plant in the lily family known by the common names Palmer's mariposa lily and strangling mariposa.
Calochortus uniflorus is a species of flowering plant in the lily family known by the common names Monterey mariposa lily and large-flowered star-tulip. It is native to western Oregon and to California as far south as San Luis Obispo County. It grows in moist areas, such as meadows, in coastal hills and lower-elevation mountains. Most of the populations are found in the Coast Ranges, but some occur in the Cascades and in the foothills of the Sierra Nevada.
Calochortus vestae is a California species of flowering plants in the lily family known by the common name coast range mariposa lily. It is grows primarily in the forests of the North Coast Ranges of California, with additional populations in the southernmost Cascades in Shasta County and also in foothills of the Sierra Nevada. It generally grows in clay soils.
Erythronium klamathense is a rare species of flowering plant in the lily family known by the common name Klamath fawn lily. It is native to northern California and southern Oregon, where it grows in the Klamath Mountains and the southernmost peaks of the Cascade Range.
Erythronium pusaterii is a species of flowering plant in the lily family known by the common names Kaweah Lakes fawn lily and Hocket Lakes fawn lily.
Erythronium taylorii is a rare species of flowering plant in the lily family known by the common names Pilot Ridge fawn lily, Taylor's fawnlily, and Yosemite fawn lily. It is endemic to Tuolumne County, California, where it is known only from Pilot Ridge, a remote mountain ridge outside of Yosemite National Park. It was discovered in 1996 and described to science as E. taylori in 1997, and it is now called E. taylorii. There are at least 1000 individuals in the single known population. It occurs on shaded north-facing cliffs.
Erythronium elegans is a rare species of flowering plant in the lily family known by the common names Coast Range fawnlily and elegant fawnlily. It is endemic to Oregon in the United States, where it is known from about 12 occurrences in the northern Coast Range.
