''Hosackia oblongifolia'',

synonym A synonym is a word, morpheme, or phrase that means exactly or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are all ...

''Lotus oblongifolius'', is a species of

legume A legume () is a plant in the family Fabaceae (or Leguminosae), or the fruit or seed of such a plant. When used as a dry grain, the seed is also called a pulse. Legumes are grown agriculturally, primarily for human consumption, for livestock f ...

native to western North America from

Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...

to northern Mexico. It is known by the common name streambank bird's-foot trefoil or meadow lotus. It grows in moist to wet areas in several types of habitat. It is a spreading or upright perennial herb lined with leaves each made up of 3 elongated oval leaflets each up to 2.5 centimeters long. The

inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...

bears several yellow and white flowers between 1 and 2 centimeters long. The fruit is very elongated, reaching up to 5 centimeters in length but just a few millimeters in width. Plants with copper colored flowers have been separated by some sources as var. ''cupreus'', the copper-flowered bird's-foot trefoil. They are found in the

Sierra Nevada The Sierra Nevada () is a mountain range in the Western United States, between the Central Valley of California and the Great Basin. The vast majority of the range lies in the state of California, although the Carson Range spur lies primarily ...

slopes of

Tulare County, California Tulare County ( ) is a County (United States), county located in the U.S. state of California. As of the 2010 United States Census, 2020 census, the population was 473,117. The county seat is Visalia, California, Visalia. The county is named for ...

.California Native Plant Society Rare Plant Profile
/ref>

References

External links

Jepson Manual TreatmentUSDA Plants ProfilePhoto gallery
oblongifolia Flora of California Flora of Oregon Flora of Nevada Flora of Northwestern Mexico Flora of the Sierra Nevada (United States) Flora without expected TNC conservation status {{Loteae-stub