Lupinus Andersonii
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''Lupinus andersonii'' is a species of
lupin ''Lupinus'', commonly known as lupin, lupine, or regionally bluebonnet, is a genus of plants in the legume family Fabaceae. The genus includes over 199 species, with centres of diversity in North and South America. Smaller centres occur in No ...
e known by the common name Anderson's lupine.


Description

It is native to
California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...
and adjacent sections of
Oregon Oregon ( , ) is a U.S. state, state in the Pacific Northwest region of the United States. It is a part of the Western U.S., with the Columbia River delineating much of Oregon's northern boundary with Washington (state), Washington, while t ...
and
Nevada Nevada ( ; ) is a landlocked state in the Western United States. It borders Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the seventh-most extensive, th ...
, where it grows in dry mountain habitat of various types. This lupine is similar to '' Lupinus albicaulis'' in appearance. It is a hairy, erect perennial herb growing 20 to 90 centimeters in height. Each palmate leaf is made up of 6 to 9 leaflets each up to 6 centimeters long. The
inflorescence In botany, an inflorescence is a group or cluster of flowers arranged on a plant's Plant stem, stem that is composed of a main branch or a system of branches. An inflorescence is categorized on the basis of the arrangement of flowers on a mai ...
is up to 23 centimeters long, bearing whorls of flowers each roughly a centimeter long. The flower is purple to yellowish or whitish in color. The fruit is a silky-hairy
legume Legumes are plants in the pea family Fabaceae (or Leguminosae), or the fruit or seeds of such plants. When used as a dry grain for human consumption, the seeds are also called pulses. Legumes are grown agriculturally, primarily for human consum ...
pod up to 4.5 centimeters long containing several seeds. It was named after Charles Lewis Anderson by
Sereno Watson Sereno Watson (December 1, 1826 – March 9, 1892) was an American botanist. Life Watson was born on December 1, 1826, in East Windsor Hill, Connecticut. Graduating from Yale in 1847 in biology, he drifted through various occupations unt ...
. The bloom period is the months of June, July, August, and September. The habitat for this species includes slopes and ridges. Its' communities include, the Yellow Pine Forest, the Red Fir Forest, and the Lodgepole Forest communities. The common elevation for this species is between 1475 and 9580 feet or 450 to 2920 meters. The growing season for this plant is six or less months. The host for this plant include, the
Arrowhead Blue ''Glaucopsyche piasus'', the arrowhead blue, is a western North American butterfly of the family Lycaenidae. It is a locally common butterfly that favors prairie, open woodland, and woodland edges and trails. Description This species has che ...
butterfly, bees, and hummingbirds. The Sagebrush Sooty Hairstreak is also a host for this species. The flower colors include, blue, lavender, and purple.


References


External links


Jepson Manual TreatmentPhoto gallery
andersonii Flora of California Flora of Oregon Flora of Nevada {{Lupinus-stub