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Pickeringia

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Pickeringia is a monotypic genus[1][2] of flowering plants in the legume family, Fabaceae. It was recently assigned to the unranked, monophyletic Cladrastis clade.[3][4][5] It was named after the naturalist Charles Pickering. Its only species is Pickeringia montana, which is known by the common name chaparral pea. It is endemic to California in the United States, where its distribution extends along the Coast Ranges to the Peninsular Ranges, as well as along the Sierra Nevada foothills. It is also known from Santa Cruz Island.[6]

It is one of very few legumes native to the chaparral habitat. Its nitrogen-fixing ability helps it thrive in rocky, sandy soil. The plant is also well-suited to a landscape of hills, slopes, and recently burned areas; its roots spread quickly and help anchor loose soil, preventing erosion.

Description

The chaparral pea rarely sprouts from seed. More often it sends up new stems from roots growing outward from the mother plant. It forms low, dense, thorny thickets of shiny dark green leaves. In spring and summer the plant blooms in bright magenta flowers. It bears pods containing pealike seeds.

There are two subspecies of chaparral pea:

  • Pickeringia montana subsp. montana is widespread in California.
  • Pickeringia montana subsp. tomentosa, sometimes called woolly chaparral pea, is limited to the hills of southern California.

References

  1. ^ "ILDIS LegumeWeb entry for Pickeringia". International Legume Database & Information Service. Cardiff School of Computer Science & Informatics. Retrieved 12 February 2014.
  2. ^ USDA; ARS; National Genetic Resources Program. "GRIN species records of Pickeringia". Germplasm Resources Information Network—(GRIN) [Online Database]. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved 12 February 2014.
  3. ^ Cardoso D, Pennington RT, de Queiroz LP, Boatwright JS, Van Wyk BE, Wojciechowski MF, Lavin M (2013). "Reconstructing the deep-branching relationships of the papilionoid legumes". S Afr J Bot. 89: 58–75. doi:10.1016/j.sajb.2013.05.001.
  4. ^ Cardoso D, de Queiroz LP, Pennington RT, de Lima HC, Fonty É, Wojciechowski MF, Lavin M (2012). "Revisiting the phylogeny of papilionoid legumes: new insights from comprehensively sampled early-branching lineages". Am J Bot. 99 (12): 1991–2013. doi:10.3732/ajb.1200380. PMID 23221500.
  5. ^ Wojciechowski MF (2013). "The origin and phylogenetic relationships of the Californian chaparral 'paleoendemic' Pickeringia (Leguminosae)". Syst Bot. 38 (1): 132–142. doi:10.1600/036364413X662024. S2CID 86331839.
  6. ^ Howard JL. 1992. Pickeringia montana. In: Fire Effects Information System. USDA FS. Rocky Mountain Research Station, Fire Sciences Laboratory.

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Pickeringia: Brief Summary

provided by wikipedia EN

Pickeringia is a monotypic genus of flowering plants in the legume family, Fabaceae. It was recently assigned to the unranked, monophyletic Cladrastis clade. It was named after the naturalist Charles Pickering. Its only species is Pickeringia montana, which is known by the common name chaparral pea. It is endemic to California in the United States, where its distribution extends along the Coast Ranges to the Peninsular Ranges, as well as along the Sierra Nevada foothills. It is also known from Santa Cruz Island.

It is one of very few legumes native to the chaparral habitat. Its nitrogen-fixing ability helps it thrive in rocky, sandy soil. The plant is also well-suited to a landscape of hills, slopes, and recently burned areas; its roots spread quickly and help anchor loose soil, preventing erosion.

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Pickeringia ( Spanish; Castilian )

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Pickeringia es un género de plantas con flores con dos especies perteneciente a la familia Fabaceae.

Especies

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Pickeringia: Brief Summary ( Spanish; Castilian )

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Pickeringia es un género de plantas con flores con dos especies perteneciente a la familia Fabaceae.

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Pickeringia ( Portuguese )

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Pickeringia é um género botânico pertencente à família Fabaceae[1].

  1. «Pickeringia — World Flora Online». www.worldfloraonline.org. Consultado em 19 de agosto de 2020
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Pickeringia: Brief Summary ( Portuguese )

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Pickeringia é um género botânico pertencente à família Fabaceae.

«Pickeringia — World Flora Online». www.worldfloraonline.org. Consultado em 19 de agosto de 2020  title=
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Pickeringia ( Vietnamese )

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Pickeringia là một chi đơn loài trong họ Đậu gồm loài Pickeringia montana.[1] Đây là loài đặc hữu của California.

Hình ảnh

Chú thích

  1. ^ The Plant List (2010). Pickeringia. Truy cập ngày 20 tháng 8 năm 2013.

Tham khảo


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Pickeringia: Brief Summary ( Vietnamese )

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Pickeringia là một chi đơn loài trong họ Đậu gồm loài Pickeringia montana. Đây là loài đặc hữu của California.

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