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Three-Cornered Garlic (Allium triquetrum): Edible Wild Onion with Triangular Stems

Overview

Allium triquetrum, commonly called three-cornered garlic or three-cornered leek, is a bulbous perennial native to the Mediterranean. Its distinctive triangular flower stems and white bell-shaped flowers make it recognizable. It is edible but can be invasive in some regions.

Taxonomy

Family:Alliaceae
Genus:Allium (AL-ee-um)
Species:triquetrum (try-KWET-rum)
Synonyms:Allium medium, Allium opizii

Notes

Grows in shady, moist areas; spreads by seed and bulb offsets. Check local regulations before planting.

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