| Allium unifolium | |
|---|---|
 | |
Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Order: | Asparagales |
| Family: | Amaryllidaceae |
| Subfamily: | Allioideae |
| Genus: | Allium |
| Subgenus: | A.subg. Amerallium |
| Species: | A. unifolium |
| Binomial name | |
| Allium unifolium Kellogg 1863 | |
| Synonyms[1][2][3] | |
Synonymy
| |
Allium unifolium, theone-leaf onion orAmerican garlic,[4] is aNorth American species ofwild onion. It is native to the coastal mountain ranges ofCalifornia,Oregon, andBaja California.[1] It grows on clay soils includingserpentine, at elevations up to 1100 m.[5][6]
Allium unifolium, despite its name, usually has 2–3 flat leaves up to 50 cm long.Bulbs, though, are usually solitary, egg-shaped, up to 2 cm long, often formed at the end ofrhizomes spreading out from the parent plant.Scapes are round in cross-section, up to 80 cm tall. Flowers are up to 15 mm across;tepals usually pink but occasionally white;anthers yellow or purple.[5][7][8][9]
This plant has gained theRoyal Horticultural Society'sAward of Garden Merit.[10]
