Meaning of name: Monopsis is from the Greek words monos, meaning single, and taxis, meaning an arrangement, a single rank (referring to the stamens). Debilis is a Latin word meaning feeble or crippled.
Distribution: Occurs from the Northampton to Esperance.
Description: A herb to 20 centimetres tall. The small purple flowers are produced from October to December.
Remarks: Native to South Africa. This plant was previously known as Monopsis simplex.
References: Western Weeds, A Guide to the Weeds of Western Australia. BMJ Hussey, GJ Keighery, J Dodd, SG Lloyd, RD Cousens. 1997.
Western Australian Plant Names and their Meanings, a Glossary. FA Sharp. 1996.
Flora of the Perth Region. NG Marchant, JR Wheeler, BL Rye, EM Bennett, NS Lander, TD Macfarlane. 1987.