Allium triquetrum
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Allium triquetrum is a bulbous flowering plant in the genus Allium native to the Mediterranean basin. It is known in English as three-cornered leek or three-cornered garlic, in Australia as angled onion,[1] and in New Zealand as onion weed.[2] Both the English name and the specific epithet triquetrum refer to the three-cornered shape of the flower stalks.[3]
Description
Allium triquetrum produces stems Script error: No such module "convert". tall, which are concavely triangular in cross-section. Each stem produces an umbel inflorescence of 4–19 flowers during winter and spring.[4] The tepals are Script error: No such module "convert". long and white, but with a "strong green line".[5] Each plant has two or three narrow, linear leaves, each up to Script error: No such module "convert". long.[4] The leaves have a distinct onion smell when crushed.
Distribution and habitat
Allium triquetrum is native to south-western Europe, north-western Africa, Madeira, and the Canary Islands, where it grows in meadows, woodland clearings, on river banks, and roadside verges from sea level to an elevation of Script error: No such module "convert"..[4] It has also been introduced to Great Britain, Ireland, New Zealand, Turkey, Australia, California, Oregon, and South America,[4][6] and is a declared noxious weed in some of those places.[7] It has been recorded as an alien at a garden waste site on Howth Head, Ireland.[8]
Culinary uses
All parts of the plant, from the bulb to the flowers, are edible fresh or cooked.[9] It can be used in dishes similarly to spring onions and wild onions, as it is similar both morphologically and in taste.[10]
References
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- ↑ Template:BONAP
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External links
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- Jepson Manual Interchange
- Allium triquetrum at Calflora