Lupinus succulentus is a species of lupine known by the common names hollowleaf annual lupine, arroyo lupine, and succulent lupine.
Lupinus adsurgens is a species of lupine known by the common name Drew's silky lupine. It is native to the Sierra Nevada and coastal mountain ranges of northern California and southern Oregon, where it grows in forest and other mountain habitat.
Lupinus andersonii is a species of lupine known by the common name Anderson's lupine.
Lupinus antoninus is a rare species of lupine known by the common name Anthony Peak lupine. It is endemic to northern California, where it is known from only four occurrences in the North Coast Ranges, including near Anthony Peak.
Lupinus argenteus is a species of lupine known by the common name silvery lupine. It is native to much of western North America from the southwestern Canadian provinces to the southwestern and midwestern United States, where it grows in several types of habitats, including sagebrush, grassland, and forests.
Lupinus benthamii is a species of lupine known by the common name spider lupine.
Lupinus brevicaulis is a species of lupine known by the common names shortstem lupine and sand lupine. It is native to the southwestern United States, including Oregon, California, Nevada, Utah, Colorado, Arizona, and New Mexico, where it grows in many types of sandy habitat.
Lupinus concinnus is a species of lupine known by the common name Bajada lupine. It is native to the southwestern United States from California to Texas, and northern Mexico, where it is known from many types of habitat. This is a hairy erect or decumbent annual herb with a stem growing 10 to 30 centimeters long. Each small palmate leaf is made up of 5 to 9 leaflets up to 3 centimeters long and under a centimeter wide, sometimes narrow and linear in shape. The inflorescence is a dense spiral of flowers, with some flowers also appearing in leaf axils lower on the plant. Each flower is 5 to 12 millimeters long and purple, pink, or nearly white in color. The fruit is a hairy legume pod around a centimeter long.
Lupinus croceus is a species of lupine known by the common names saffron-flowered lupine and Mt Eddy Lupine. It is endemic to the northernmost mountains of California, clustering in the Klamath Mountains, where it grows in generally dry, rocky habitat.
Lupinus duranii is a species of lupine known by the common name Mono Lake lupine. It is endemic to California, where it is known mainly from the eastern slopes of the Sierra Nevada in western Mono County. Its distribution includes Mammoth Mountain and the hills around Mono Lake, and its habitat has gravelly, pumice-rich soils of volcanic origin.
Lupinus elmeri is an uncommon species of lupine known by the common names Elmer's lupine and South Fork Mountain lupine. It is endemic to California, where it is known only from a few scattered occurrences in the northernmost slopes of the North Coast Ranges, in Trinity county.
Lupinus flavoculatus is a species of lupine known by the common name yelloweyes, or yellow-eyed lupine.
Lupinus guadalupensis is a rare species of lupine known by the common name Guadalupe Island lupine. It is known only from San Clemente Island, one of the Channel Islands of California, and Guadalupe Island off the coast of Baja California. It is a member of the coastal scrub growing alongside other island endemics and more common plants. This is an annual herb growing 20 to 60 centimeters high. Each palmate leaf is made up of 7 to 9 narrow leaflets up to 5 centimeters long and just a few millimeters wide, sometimes linear in shape. The inflorescence bears whorls of flowers each about a centimeter long and blue in color with a white banner patch which may fade pink. The fruit is a very hairy legume pod up to 6 centimeters long and about one wide. It contains 6 to 8 seeds.
Lupinus hirsutissimus is a species of lupine known by the common names stinging annual lupine or stinging lupine. It is native to the coastal mountains of Baja California and Southern California as far north as the San Francisco Bay Area. It grows on dry mountain slopes, including areas that have recently burned, and chaparral and woodlands habitats.
Lupinus hyacinthinus is a species of lupine known by the common name San Jacinto lupine. It is native to the mountains of southern California and adjacent Baja California, where it grows in dry areas, often in pine forests.
Lupinus nipomensis is a species of lupine known by the common name Nipomo Mesa lupine. It is endemic to the Guadalupe-Nipomo Dunes on the California Central Coast. Specifically, the plant is limited to the Guadalupe Dunes at the southern border of San Luis Obispo County. There are five to seven colonies growing in a strip of sand dunes measuring less than three square miles in area. These colonies are generally considered to make up a single population. The number of individual plants remaining has been observed to vary between 100 and 1,800, its abundance is not correlated to precipitation, is highly variable and exact mechanisms driving abundance unknown. This is a California state and federally listed endangered species.
Lupinus saxosus is a species of lupine known by the common name rock lupine. It is native to eastern Washington, eastern Oregon, and the northeast corner of California,where it grows in sagebrush and other habitat. It may also be native to Idaho and Nevada.
Lupinus spectabilis is a species of lupine known by the common name shaggyhair lupine. It is endemic to a section of the central Sierra Nevada foothills in Mariposa and Tuolumne Counties, where it is a member of the serpentine soils flora.
Lupinus truncatus is a species of lupine known by the common name collared annual lupine.
Lupinus prunophilus, commonly known as the hairy bigleaf lupine or chokecherry lupin, is a medium-sized herbaceous plant that grows in the Great Basin and other parts of the U.S. interior between the Sierra-Nevada and the Rockies. It is a close relative and very similar to Lupinus polyphyllus and is considered a subspecies by some botanists.
