Barrett, R.L. & Dixon, K.W. (8 January 2001), A revision of the genus Calectasia (Calectasiaceae) with eight new species described from south-west Western Australia. Nuytsia 13(3): 444, Figs. 3A, 15 [tax. nov.]

• Type: "near Quairading [precise locality withheld], Western Australia, 20 September 1988, K.W.Dixon 861 (holo: PERTH 01730436; iso: AD, BM, CANB, MEL)."

• Etymology: "The specific epithet honours Professors Erika and Alessandro Pignatti of Rome on the occasion of their seventieth birthdays. They have contributed greatly to our knowledge of south-west vegetation associations and have collected extensively, including many taxa new to science."

Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - [secondary reference]

nomenclatural synonym: Calectasia sp. Central Wheatbelt (K.Dixon 861) [n/a] taxonomic synonym: Calectasia bella Paczk. & A.R.Chapm. nom. inval. taxonomic synonym: Calectasia arnoldii Paczk. & A.R.Chapm. nom. inval.

• APC Dist.: WA

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

taxonomic synonym: Calectasia sp. (K.Dixon KD861) [n/a] taxonomic synonym: Calectasia bella Paczk. & A.R.Chapm. nom. inval. taxonomic synonym: Calectasia arnoldii Paczk. & A.R.Chapm. nom. inval. taxonomic synonym: Calectasia sp. Central Wheatbelt (K.Dixon 861) [n/a]

• APC Dist.: WA

Council of Heads of Australasian Herbaria (29 September 2022), Australian Plant Census: - APC [secondary reference]

taxonomic synonym: Calectasia sp. (K.Dixon KD861) [n/a] taxonomic synonym: Calectasia arnoldii Anon. nom. inval., nom. nud. taxonomic synonym: Calectasia arnoldii Paczk. & A.R.Chapm. nom. inval. taxonomic synonym: Calectasia bella Paczk. & A.R.Chapm. nom. inval. taxonomic synonym: Calectasia sp. Central Wheatbelt (K.Dixon 861) [n/a]

• APC Dist.: WA

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