Fries, R.E. (8 July 1908), Entwurf einer Monographie der gattungen Wissadula und Pseudabutilon. Kunglliga Svenska Vetenskapsakademiens Handlingar 43(4): 60-64, t. 3, Figs 1, 6, 24 [comb. nov.]

basionym: Sida contracta Link legitimate

Tng, D.Y.P., Horner, G. & Bovini, M.G. (2021), A South American in Australia: Wissadula contracta (Malvaceae), a distinctive adventive shrub. The North Queensland Naturalist 51: 62-66, Figs 1C, 2 [secondary reference]

Brown, G.K. (December 2021), Appendix A: New names and name and status changes 2020 to 2021. Introduction to the Census of the Queensland Flora 2021: 10 [secondary reference]

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