Bentham, G. (1870), Flora Australiensis 5: 49 [tax. nov.]

• Type: "Cape Arid, Maxwell."

Munir, A.A. (21 December 1979), A taxonomic revision of the genus Pityrodia (Chloanthaceae). Journal of the Adelaide Botanic Gardens 2(1): 41 [secondary reference]

• Lectotype: "G.Maxwell s.n., Cape Arid, Western Australia, 1869 (K, lectotype designated here; MEL 69383, MEL 69384 – isolectotypes)."

Munir, A.A. (21 December 1979), A taxonomic revision of the genus Pityrodia (Chloanthaceae). Journal of the Adelaide Botanic Gardens 2(1): 41 [basionym]

basionym of: Pityrodia exserta (Benth.) Munir legitimate

Conn, B.J., Henwood, M.J. & Streiber, N. (29 April 2011), Synopsis of the tribe Chloantheae and new nomenclatural combinations in Pityrodia s.lat. (Lamiaceae). Australian Systematic Botany 24(1): 6 [basionym]

basionym of: Hemiphora exserta (Benth.) B.J.Conn & Henwood legitimate

Council of Heads of Australasian Herbaria (2014), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Hemiphora exserta (Benth.) B.J.Conn & Henwood legitimate

---