Allium sanbornii

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Allium sanbornii
Allium sanbornii congdonii.jpg
Allium sanbornii var. congdonii[1]
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Amaryllidaceae
Subfamily: Allioideae
Genus: Allium
Species:
A. sanbornii
Binomial name
Allium sanbornii
Synonyms[2]

Allium sanbornii is a North American species of wild onion known by the common name Sanborn's onion.[2] It is native to northern California and southwestern Oregon.[3] It grows in the serpentine soils of the southern Cascade Range and northern Sierra Nevada foothills.[4][5]

Allium sanbornii produces a reddish-brown bulb up to about 2.5 cm (1 in) long. Scape up to 60 cm (24 in) long, bearing a single cylindrical leaf which is about the same length. The umbel contains as many as 150 small flowers, each with tepals less than a centimeter long, pink to white with darker red midveins. Anthers are yellow or purple; pollen yellow or white.[5][6][7]

Varieties[2][8]
formerly included[2][9]
  • Allium sanbornii var. jepsonii Ownbey & Aase ex Traub, now called Allium jepsonii (Ownbey & Aase ex Traub) S.S.Denison & McNeal
  • Allium sanbornii var. tuolumnense Ownbey & Aase ex Traub, now called Allium tuolumnense (Ownbey & Aase ex Traub) S.S.Denison & McNeal

References[edit]