World Checklist of Selected Plant Families (WCSP)

Allium crenulatum Wiegand, Bull. Torrey Bot. Club 26: 135 (1899).

Heterotypic Synonyms:

• Allium vancouverense Macoun, Cat. Canad. Pl. 4: 37 (1888), nom. nud.
• Allium watsonii Howell, Fl. N.W. Amer. 1: 642 (1902).
• Allium cascadense M.Peck, Proc. Biol. Soc. Washington 49: 109 (1936).