Wilson, K.L. (26 April 1994), New taxa and combinations in the family Cyperaceae in eastern Australia. Telopea 5(4): 612-613 [tax. nov.]

• Type: P. deusta (R. Br.) K.L. Wilson (Carpha deusta R. Br.).

nomenclatural synonym: Ptilanthelium Steud. legitimate

• Etymology: "From the Greek ptilon, a soft feather or down, and thrix, trichos, a hair, referring to the hypogynous bristles, which are plumose below and hair-like (and minutely scabrous) above. The gender is feminine."

Goetghebeur, P. in Kubitzki, K. (ed.) (1998), Cyperaceae. The Families and Genera of Vascular Plants 4: 176 [secondary reference]

Council of Heads of Australasian Herbaria (2008), Australian Plant Census: - [secondary reference]

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 717 [secondary reference]

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

taxonomic synonym: Ptilothrix K.L.Wilson nom. inval.

• APC Dist.: Qld, NSW

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