Plants of South Eastern New South Wales

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Allium triquetrum

Common name

Three-cornered Garlic, Angled Onion

Family

Alliaceae 

Where found

Forest, woodland, moist pastures, gardens, footpaths, roadsides, disturbed sites, and and along streams. Mostly Sydney. Occasionally elsewhere. Doubtfully naturalised in the ACT.

Notes

Herb to 0.5 m high, the leaves arising annually from a perennial underground bulb. Flower stalks and leaves slightly fleshy. Flower stalks triangular in cross section, hairless. Flower stalks and leaves with an unpleasant garlic or onion smell when bruised or damaged. Leaves alternating up the stems, clustered towards the base, 12–50 cm long, 3–20 mm wide, often drooping or weeping, soft, slightly fleshy, light green, with a prominent midrib on the underside, and sheaths that enclose the lower part of the stem. Flowers bell-shaped, with 6 'petals' fused together at the base, white with a prominent green central stripe, each 10–18 mm long. Flowers in a 3-15-flowered loose cluster, the flowers drooping. Flowers Aug.–Nov. 

Noxious weed Vic.

Family Amaryllidaceae in VICFLORA.

PlantNET description:  http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Allium~triquetrum (accessed 2 January, 2021)