Bentham, G. (30 May 1863), Flora Australiensis 1: 256 [tax. nov.]

• Type: "Swan River, Drummond, 1st Coll., Preiss. n. 1636 and 1641."

taxonomic synonym: Thomasia canescens Lindl. legitimate taxonomic synonym: Thomasia lasiopetaloides Steud. legitimate taxonomic synonym: Thomasia aemula Steud. legitimate taxonomic synonym: Rhynchostemon canescens (Lindl.) Steetz legitimate

Paczkowska, G. & Chapman, A.R. (2000), The Western Australian Flora, a descriptive catalogue: 545 [secondary reference]

Council of Heads of Australasian Herbaria (2012), Australian Plant Census: - [secondary reference]

taxonomic synonym: Thomasia canescens Lindl. legitimate taxonomic synonym: Thomasia aemula Steud. legitimate taxonomic synonym: Thomasia lasiopetaloides Steud. legitimate taxonomic synonym: Rhynchostemon canescens (Lindl.) Steetz legitimate taxonomic synonym: Rhynchostemon caulescens A.D.Chapm. orth. var. taxonomic synonym: Thomasia caulescens A.D.Chapm. orth. var.

• APC Dist.: WA

Shepherd, K.A. & Wilkins, C.F. (3 July 2015), A revision of species from the tribe Lasiopetaleae (Byttnerioideae: Malvaceae) with rostrate anthers. Nuytsia 25: 179 [secondary reference]

• Lectotype: "Swan R[iver, Western Australia, 1835–1838], J. Drummond s.n. (lecto, here designated: K! [both fragments]; isolecto: CGE 06801!, CGE 12649!, CGE 12647!, ?M 211234 image seen, ?NSW 385988)."

Shepherd, K.A. & Wilkins, C.F. (3 July 2015), A revision of species from the tribe Lasiopetaleae (Byttnerioideae: Malvaceae) with rostrate anthers. Nuytsia 25: 179 [basionym]

basionym of: Lasiopetalum glutinosum subsp. latifolium (Benth.) K.A.Sheph. & C.F.Wilkins legitimate

Parker, C.M. & Percy-Bower, J.M. (31 March 2016), Updates to Western Australia’s vascular plant census for 2015. Nuytsia 27: 16 [nomenclatural synonym]

nomenclatural synonym of: Lasiopetalum glutinosum subsp. latifolium (Benth.) K.A.Sheph. & C.F.Wilkins legitimate

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