Koyama, T. (1956), Taxonomic Study of Cyperaceae V. Botanical Magazine (Tokyo) 69: 64 [comb. nov.]

basionym: Cladium latissimum F.Muell. legitimate

• Comment: nom. illeg., nom. superfl., as Cladium latissimum F.Muell. is a replacement name for Baumea preissii Nees. The epithet preissii was available in Machaerina in 1956 and thus ought to have been adopted by Koyama (ICN Art. 11.4 (Shenzhen Code, 2018)).

Koyama, T. (1961), Taxonomic studies of Cyperaceae 12. Le Naturaliste Canadien 88(10): 250 [nomenclatural synonym]

nomenclatural synonym of: Machaerina preissii (Nees) L.A.S.Johnson & T. Koyama legitimate

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

nomenclatural synonym of: Baumea preissii Nees legitimate

Council of Heads of Australasian Herbaria (7 July 2021), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Machaerina preissii (Nees) L.A.S.Johnson & T. Koyama legitimate

---