Gladiolus undulatusCommon name: Wavy Gladiolus
Distribution: Occurs from Perth to Albany.
Remarks: The flower stems are up to 1.4 metres tall. The white flowers are produced from October to December. The plant is native to the Cape Province of South Africa.
References: Western Weeds, A Guide to the Weeds of Western Australia. BMJ Hussey, GJ Keighery, J Dodd, SG Lloyd, RD Cousens. 1997.
Flora of the Perth Region. NG Marchant, JR Wheeler, BL Rye, EM Bennett, NS Lander, TD Macfarlane. 1987.
Western Australian Plant Names and their Meanings, a Glossary. FA Sharp. 1996.