Rusty lupine (Lupinus pusillus, Fl. Amer. sept. 2:468. 1813)

Family: Fabaceae

Author: Pursh

Bibliography: Fl. Amer. sept. 2:468. 1813

Year: 1813

Status: accepted

Rank: species

Genus: Lupinus

Vegetable: False

Observations: WC. Canada to W. & C. U.S.A.

Description

Rusty lupine, scientifically known as Lupinus pusillus, is a fascinating member of the Fabaceae family. Described by the eminent botanist Pursh in 1813, this plant holds a distinguished place in the flora of North America, a fact well-documented in Flora Americæ Septentrionalis.

Native to a broad range of regions from Western and Central Canada down to the Western and Central United States, Rusty lupine thrives in various habitats, showcasing its adaptability and resilience. This geographical spread suggests a plant well-suited to diverse environmental conditions, from the prairies of Canada to the arid and semi-arid regions of the United States.

Rusty lupine is easily recognizable by its characteristic appearance. Although the specific traits such as size, leaf structure, and flower color are not detailed here, lupines generally are known for their tall spikes of pea-like flowers and distinctive palmate leaves. Given its common name, it would be reasonable to assume a unique rusty hue either in its foliage or flowers, setting it apart from other lupines.

As a member of the Fabaceae family, Rusty lupine likely plays a significant role in its ecosystem, particularly in nitrogen fixation, enhancing soil fertility and supporting the growth of neighboring plants. This ecological contribution makes it not only a subject of botanical interest but also an important player in maintaining the health of the habitats it occupies.

The mention of its range spanning WC. Canada to W. & C. U.S.A. reflects its adaptability and ecological significance across a wide swath of North America. From the rolling plains to the rugged mountains, Lupinus pusillus is a testament to the botanical diversity and richness of the continent.

In conclusion, Lupinus pusillus, or Rusty lupine, is a noteworthy species within the Fabaceae family, celebrated for its extensive range and ecological contributions. Described in the early 19th century, its enduring presence across varied landscapes continues to intrigue botanists and nature enthusiasts alike.

Common Names

Eng: rusty lupine, low lupine, small lupine
Fra: lupin court, lupin nain
En: Rusty lupine, Low lupine, Small lupine
Fr: Lupin court, Lupin nain

Synonyms

Distribution

• Alberta (native)
• Arizona (native)
• California (native)
• Colorado (native)
• Idaho (native)
• Kansas (native)
• Manitoba (native)
• Montana (native)
• Nebraska (native)
• Nevada (native)
• New Mexico (native)
• North Dakota (native)
• Oregon (native)
• South Dakota (native)
• Utah (native)
• Washington (native)
• Wyoming (native)

Additional Images

Flower

Taken Jan 1, 1900 by EOL − Niehaus, T.F. (cc-by-nc-sa)

Taken Jan 1, 1900 by EOL − This image is not copyrighted and may be freely used for any purpose. Please credit the artist, original publication if applicable, and the USDA-NRCS PLANTS Database. The following format is suggested and will be appreciated: Sheri Hagwood @ USDA-NRCS PLANTS Database If you cite PLA (public)

Taken Jan 1, 1900 by EOL − Niehaus, T.F. (cc-by-nc-sa)

Taken Jan 1, 1900 by EOL − Niehaus, T.F. (cc-by-nc-sa)

Taken Jun 18, 2019 by Mary Lou Sagaser (cc-by-sa)

Leaf

Taken Jan 1, 1900 by EOL − This image is not copyrighted and may be freely used for any purpose. Please credit the artist, original publication if applicable, and the USDA-NRCS PLANTS Database. The following format is suggested and will be appreciated: Cassondra Skinner @ USDA-NRCS PLANTS Database If you cite (public)

Taken Jun 7, 2022 by Brett Lytle (cc-by-sa)

Sources

• WFO (No URL)
• IPNI (No URL)
• GBIF (https://www.gbif.org/species/2963824)
• POWO (http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:314980-2)
• PlantNet (https://identify.plantnet.org/species/the-plant-list/Lupinus pusillus Pursh)

Specifications

Growth habit>: Forb/herb

Growth