Taxon  Report   238    
Allium triquetrum  L.
Three cornered leek,  Threecorner leek, White flowered onion
Allium triquetrum
© 2002 Tony Morosco
Photos from
CalPhotos / Calflora
Allium triquetrum
© 2007 Ron Wolf
Allium triquetrum
© 2009 Neal Kramer
Allium triquetrum, a monocot, is a perennial herb (bulb) that is not native to California; it was introduced from elsewhere and naturalized in the wild.

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Allium triquetrum
© 2018 Ken Lunders
Genus: Allium
Communities: agricultural weed

Toxicity: MINOR

Habitat: disturbed

Name Status:
Accepted by JEF + PLANTS

More information about  Allium triquetrum
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (Flora of North America)

website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 21, 2019).