Flora of Scotts Creek Watershed
Allium triquetrum - Threecorner Leek
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Family Name: Liliaceae
Common Names: Threecorner Leek, White-flowered Onion, Three-cornered Leek
Origin: Not Native to California
Notes and Rarity Levels (if applicable, see "About This Project" for explainations of rankings): Native to West Mediterranean
Habitat: Shady moist areas, disturbed places. Below 100 m.
Life Form and Duration: Perennial Herb, 35 cm
Comments on overall growth: Bulb is 1-2 cm, with thin translucent outer coats. Stem is triangular in cross section, 10-40 cm long. Whole plant has a strong smell of onion/garlic when crushed. Many individual plants grow together to form dense clumpings, from bulbs dividing to daughter bulbs.
Foliage Type: In leaf from February to July
Foliage Description: 2-3 leaves per bulb/plant, equal in length to the flower stem, basal, cross section is flat.
Infloresence Description: 3-15 flowers in an open umbel at the top of the stem.
Flower Description: White flowers, may have green midveins, drooping on 1.5-2.5 cm long pedicels, flowers 1-1.8 cm, bell shaped. Sepals and petals alike, 6 total, lanceolate.
Flowering Season: April-June
Fruit Type: Capsule
Edibility: Whole plant can be eaten raw as a substitute for garlic, onion, or leek
Plant Use: "Juice is used as a moth repellent, plant repels insects and moles."