Allium sanbornii
Template:Short description Template:Speciesbox Allium sanbornii is a North American species of wild onion known by the common name Sanborn's onion.[1] It is native to northern California and southwestern Oregon.[2] It grows in the serpentine soils of the southern Cascade Range and northern Sierra Nevada foothills.[3][4]
Allium sanbornii produces a reddish-brown bulb up to about Script error: No such module "convert". long. Scape up to Script error: No such module "convert". 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.[4][5][6]
- Allium sanbornii var. congdonii Jeps. - from Nevada County to Mariposa County
- Allium sanbornii var. sanbornii - from Shasta County to Mariposa County in California; Jackson + Josephine Counties in Oregon
- 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
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- ↑ a b c Kew World Checklist of Selected Plant Families
- ↑ Biota of North America Program 2014 county distribution map
- ↑ USDA Plants Profile
- ↑ a b Flora of North America, Allium sanbornii
- ↑ Jepson Manual Treatment
- ↑ Wood, Alphonso. 1868. Proceedings of the Academy of Natural Sciences of Philadelphia 20(6): 171.
- ↑ Calflora Taxon Report 229, Allium sanbornii Alph. Wood, Sanborn's onion
- ↑ Denison, S.S. & McNeal, Dale W. 1989. Madroño 36(2): 127-128
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