Allium monticola

Allium monticola is an uncommon species of wild onion known by the common name San Bernardino Mountain onion. It is endemic to southern California, where it is found in the Transverse Ranges and the northernmost section of the Peninsular Ranges. It has been reported from San Bernardino, Los Angeles, Orange, Ventura and Santa Barbara Counties.[4][5][6]

San Bernardino Mountain onion

Imperiled  (NatureServe)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Amaryllidaceae
Subfamily: Allioideae
Genus: Allium
Species:
A. monticola
Binomial name
Allium monticola
Davidson
Synonyms[2][3]
  • Allium monticola subsp. keckii (Munz) Traub & Ownbey
  • Allium monticola var. keckii (Munz) Ownbey & Aase
  • Allium parishii var. keckii Munz
  • Allium peirsonii Jeps.

Allium monticola generally grows in rocky areas at elevations 1400–3200 m. This onion grows from a bulb one or two centimeters long which often has daughter bulbs attached to it on stalks. The waxy stem reaches a maximum height near 25 centimeters and the single leaf may be a bit longer. The inflorescence contains up to about 25 flowers, each with tepals nearly two centimeters long and white or light pink with darker pink tips. Pollen and anthers are yellow.[4][7][8][9]

References
  1. "NatureServe Explorer 2.0".
  2. Tropicos
  3. The Plant List
  4. "Allium monticola in Flora of North America @ efloras.org". www.efloras.org. Retrieved 2023-05-20.
  5. BONAP (Biota of North America Program) floristic synthesis, Allium monticola
  6. "USDA Plants Database". plants.usda.gov. Retrieved 2023-05-20.
  7. Hickman, J. C. 1993. The Jepson Manual: Higher Plants of California 1–1400. University of California Press, Berkeley.
  8. Photo gallery
  9. Davidson, Anstruther. 1921. Bulletin of the Southern California Academy of Sciences 20(2): 51, pl. s.n. [pg. 50].


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