Summer lupine (Lupinus formosus, Man. Bot. San Francisco: 105 (1894))

Family: Fabaceae

Author: Greene

Bibliography: Man. Bot. San Francisco: 105 (1894)

Year: 1894

Status: accepted

Rank: species

Genus: Lupinus

Vegetable: False

Observations: Oregon to NW. Mexico

Description

Summer lupine, scientifically known as Lupinus formosus, is a captivating flowering plant belonging to the family Fabaceae. Described in “Man. Bot. San Francisco” by Greene in 1894, this species has captured the interest of botanists and plant enthusiasts alike due to its distinctive characteristics and wide geographical distribution.

Native to regions stretching from Oregon down to northwest Mexico, Summer lupine graces these landscapes with its striking presence. This perennial herb thrives in various environments, showcasing its adaptability and resilience against diverse climatic conditions.

Summer lupine is easily recognizable by its charming inflorescence. The plant typically produces clusters of vibrant, pea-like flowers, usually in shades of blue, purple, or pink, each delicately arranged on erect spikes. These lovely blossoms not only add a splash of color to natural meadows and wild gardens but also play an essential role in supporting local ecosystems by attracting pollinators such as bees and butterflies.

The foliage of Lupinus formosus is equally notable, consisting of compound leaves with several narrow leaflets. These leaves not only contribute to the plant’s lush appearance but also play a vital role in photosynthesis, supporting the growth and development of the plant throughout the blooming season.

Apart from its aesthetic appeal, Summer lupine holds ecological significance. As a member of the Fabaceae family, it engages in a symbiotic relationship with nitrogen-fixing bacteria. This mutualistic interaction enhances soil fertility by converting atmospheric nitrogen into a form that is readily available for other plants. Consequently, Summer lupine can often be found in natural restoration projects aimed at rehabilitating nutrient-poor soils.

In summary, Summer lupine (Lupinus formosus) is a remarkable plant with a broad distribution from Oregon to northwest Mexico. Its beautiful flowers, beneficial ecological interactions, and the historical botanical documentation by Greene make it a notable species within the Fabaceae family. Whether appreciated in wild habitats or cultivated in gardens, Summer lupine continues to enchant with its natural beauty and ecological contributions.

Common Names

Eng: summer lupine
En: Summer lupine
Ar: ترمس جميل

Synonyms

Distribution

• California (native)
• Mexico Northwest (native)
• Oregon (native)

Additional Images

Leaf

Taken Jun 27, 2022 by Barb T (cc-by-sa)

Taken Aug 7, 2021 by Barb T (cc-by-sa)

Taken Oct 11, 2022 by Núñez Camila (cc-by-sa)

Taken Sep 27, 2020 by Zac Nichols (cc-by-sa)

Taken Jul 18, 2021 by Rachael Garcia (cc-by-sa)

Flower

Taken Jul 7, 2018 by Sunny Taylor (cc-by-sa)

Taken May 29, 2021 by Z N (cc-by-sa)

Taken May 16, 2017 by Gerald Del Campo (cc-by-sa)

Taken May 9, 2020 by isabel urbina (cc-by-sa)

Taken Aug 2, 2021 by Anna Pickering (cc-by-sa)

Habit

Taken Nov 17, 2015 by EOL − avocat (cc-by-nc)

Taken Nov 7, 2015 by EOL − kevinhintsa (cc-by-nc)

Taken Nov 7, 2015 by EOL − kevinhintsa (cc-by-nc)

Taken Dec 10, 2015 by EOL − James Maughn (cc-by-nc)

Taken Nov 7, 2014 by EOL − kevinhintsa (cc-by-nc)

Bark

Taken Apr 27, 2015 by EOL − Dominic (cc-by)

Fruit

Taken May 21, 2011 by EOL − Barry Breckling (cc-by-nc-sa)

Taken May 21, 2011 by EOL − Barry Breckling (cc-by-nc-sa)

© copyright of the Board of Trustees of the Royal Botanic Gardens, Kew.

Sources

• WFO (No URL)
• IPNI (No URL)
• GBIF (https://www.gbif.org/species/2964078)
• POWO (http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:145189-2)
• PlantNet (https://identify.plantnet.org/species/the-plant-list/Lupinus formosus Greene)

Specifications

Growth habit>: Forb/herb

Growth