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JEPS190307 Allium yosemitense (5521048438)

Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Monocots
Ordo: Asparagales

Familia: Amaryllidaceae
Subfamilia: Allioideae
Tribus: Allieae
Genus: Allium
Species: Allium yosemitense
Name

Allium yosemitense Eastw., 1934
Distribution
Native distribution areas:

Continental: Northern America
Regional: Southwestern USA
California

References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition
References

Eastwood, A. 1934. Leafl. W. Bot. 1: 132.

Links

Govaerts, R. et al. 2018. Allium yosemitense in World Checklist of Selected Plant Families. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2018 Jul. 26. Reference page.
International Plant Names Index. 2018. Allium yosemitense. Published online. Accessed: Jul. 26 2018.
USDA, NRCS. 2006. The PLANTS Database, 6 March 2006 (http://plants.usda.gov). Data compiled from various sources by Mark W. Skinner. National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

Allium yosemitense is a California species of wild onion known by the common name Yosemite onion. Most of the known populations are situated within the boundaries of Yosemite National Park.

Description

Allium yosemitense grows from a bulb two to three centimeters long, producing a scape up to about 23 centimetres (9.1 in) in maximum height. It has two long flat leaves that are usually slightly longer than the scape. The umbel contains up to 50 white or pink flowers, each on a pedicel which may be over 3 centimetres (1.2 in) long.[1][2][3]
Distribution and habitat

Allium yosemitense is endemic to the central Sierra Nevada of California. Populations have been recorded in three counties: El Dorado, Mariposa and Tuolumne. Most of the sites are inside Yosemite National Park.[1][4][5][6]

The habitats in which Allium yosemitense can be found include: California interior chaparral and foothill woodlands, Sierra Nevada lower montane forest (Yellow Pine Forest), Mediterranean California Lower Montane Black Oak-Conifer Forest (Mixed Evergreen Forest).[1]

Allium yosemitense is listed by the State of California as Rare, and included in the California Native Plant Society—CNPS Inventory of Rare and Endangered Plants of California.[7]
See also

List of plants of the Sierra Nevada (U.S.)

References

Calflora database — Allium yosemitense . accessed 1.30.2013
eFloras . accessed 1.30.2013
USDA Plants Profile: Allium yosemitense
Jepson Manual Treatment - Allium yosemitense
Flora of North America Editorial Committee (ed.). "Allium yosemitense". Flora of North America North of Mexico (FNA). New York and Oxford – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Allium yosemitense in the CalPhotos photo database, University of California, Berkeley
CNPS Inventory of Rare and Endangered Plants: Allium yosemitense . accessed 1.30.2013

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