''Lupinus odoratus'' is a species of lupine known by the common name Mojave lupine. It is native to the

Mojave Desert The Mojave Desert ( ; mov, Hayikwiir Mat'aar; es, Desierto de Mojave) is a desert in the rain shadow of the Sierra Nevada mountains in the Southwestern United States. It is named for the indigenous Mojave people. It is located primarily ...

and adjacent western Great Basin in the United States, where it grows in sandy or gravelly soils in open habitat. It is an annual herb growing 10 to 30 centimeters tall. Each palmate leaf is made up of 7 to 9 green leaflets up to 2 centimeters long. The herbage is generally hairless except for new growth. The

inflorescence An inflorescence is a group or cluster of flowers arranged on a Plant stem, stem that is composed of a main branch or a complicated arrangement of branches. Morphology (biology), Morphologically, it is the modified part of the shoot of sperma ...

is an upright spiral of many flowers each up to a centimeter long. The flowers are royal purple-blue in color with a white spot on their banners, and have a scent similar to that of

violets Violet identifies various plant taxa, particularly species in the genus ''Viola'', within which the common violet is the best known member in Eurasia and the common blue violet and common purple violet are the best known members in North America ...

.Jepson Manual Treatment
/ref> The fruit is a thin legume pod up to 2 centimeters in length.

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Photo gallery
odoratus Flora of the California desert regions Flora of the Great Basin Flora of Arizona Flora of Nevada Natural history of the Mojave Desert Taxa named by Amos Arthur Heller Flora without expected TNC conservation status {{Lupinus-stub