Diels, F.L.E. & Pritzel, E.G. (14 February 1905), Fragmenta Phytographiae Australiae occidentalis. Beitrage zur Kenntnis der Pflanzen Westaustraliens, ihrer Verbreitung und ihrer Lebensverhaltnisse. Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 35(4): 590 [tax. nov.]

• Type: "In distr. Irwin pr. Mingenew in plagis apertis fruticosis flor. m. (D. 4225)."

Wege, J.A. (16 December 2006), Taxonomic observations on the Stylidium leptocalyx complex (Stylidiaceae). Nuytsia 16(1): 225-226, 228, Figs 2A-F, 3B [secondary reference]

Wege, J.A. (29 September 2010), Stylidium miscellany 1: typifications and new taxa from south-west Western Australia. Nuytsia 20: 94 [secondary reference]

• Neotype: "Hab. in distr. Irwin pr. Mingenew in plagis apertis fruticosis flor. m.", [Western Australia, September 1901], L. Diels 4225. (holo: B, n.v., destroyed in WWII). Neotype: Junction of Bunney Road and Nebru Road, Wilson Nature Reserve, north-east of Eneabba, Western Australia, 22 September 2009, J.A. Wege & K.A. Shepherd JAW 1628 (neotype, here designated: PERTH 08134790; isoneotypes: CANB, MEL).

Western Australian Herbarium (2011), FloraBase: the Western Australian Flora Version 2.6: - APC [secondary reference]

• APC Dist.: WA

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