Rise up, Rhizoctonia: moving to one fungus, one name in the Ceratobasidiaceae (Agaricomycetes, Cantharellales) Author O’Donnell, R. P. Division of Ecology and Evolution, Research School of Biology, Australian National University, Canberra ACT, 2600, Australia Author Linde, C. C. Division of Ecology and Evolution, Research School of Biology, Australian National University, Canberra ACT, 2600, Australia Author May, T. W. Royal Botanic Gardens Victoria, Birdwood Avenue, South Yarra VIC, 3141, Australia text Persoonia 2025 2024-03-05 54 1 285 325 https://doi.org/10.3114/persoonia.2025.54.09 journal article 312311 10.3114/persoonia.2025.54.09 f3d173db-3f9c-4945-a3d9-7bf51de2309b 1878-9080 PMC12308286 40746708 17127619

Table 3. Invalid and illegitimate names introduced within Rhizoctonia or its generic synonyms.

Name	Article (Shenzhen Code)	Reason invalid/illegitimate
Ceratobasidium fibulatum C.C. Tu & Kimbr.	Art. 40.1	No holotype designated
Ceratobasidium filamentosum (Pat.) L.S. Olive	Art. 41.1	Basionym not indicated/omitted
Ceratobasidium flavecens (Bonord.) L.S. Olive	Art. 41.1	Basionym not indicated/omitted
Ceratobasidium fragariae Kohmoto, N. Maek., Ogihara & S. Nishim.	Art. 39.1	No Latin description or diagnosis
Ceratobasidium incrustans Rick	Art. 40.1	No holotype designated
Ceratobasidium praticola (Kotila) L.S. Olive	Art. 41.1	Basionym not indicated/omitted
Ceratobasidium stevensii (Burt) Venkatar.	Art. 41.1	Basionym not indicated/omitted
Ceratorhiza cerealis (E.P. Hoeven) R.T. Moore	Art. 41.2	Combination based on the invalid basionym R. cerealis
Ceratorhiza fragariae (S.S. Husain & W.E. McKeen) R.T. Moore	Art. 40.1, Art. 41.2	Combination based on the invalid basionym R. fragariae
Corticium fusisporum (J. Schröt.) Brinkmann	Art. 53.1	Later homonym of Corticium fusisporum Cooke & Ellis 1879
Hydrabasidium terrigenum (Bres.) Park.-Rhodes	Art. 41.2	Combination made using invalid genus name (Hydrabasidium)
Rhizoctonia alpina E. Castell.	Art. 39.1	No Latin description or diagnosis
Rhizoctonia anomala Burgeff	Art. 39.1	No Latin description or diagnosis
Rhizoctonia apocynacearum K.J. Demet.	Art. 36.1	Provisional name
Rhizoctonia asclerotica Burgeff	Art. 39.1	No Latin description or diagnosis
Rhizoctonia asparagi Fuckel	Art. 38.1(a)	No description or diagnosis provided
Rhizoctonia bicolor Ellis	Art. 36.1	Provisional name
Rhizoctonia borealis J.T. Curtis	Art. 39.1	No Latin description or diagnosis
Rhizoctonia callae E.Castell.	Art. 39.1	No Latin description or diagnosis
Rhizoctonia candida W. Yamam.	Art. 40.1	No holotype designated
Rhizoctonia cavendishiana Burgeff	Art. 36.1	Provisional name
Rhizoctonia cerealis E.P. Hoeven	Art. 40.1	No holotype designated
Rhizoctonia dauci Rabenh.	Art. 38.1(a)	No description or diagnosis provided
Rhizoctonia dichotoma H.K. Saksena & Vaartaja	Art. 40.1	No holotype designated
Rhizoctonia endophytica H.K. Saksena & Vaartaja	Art. 40.1	No holotype designated
Rhizoctonia endophytica var. filicata H.K. Saksena & Vaartaja	Art. 40.1	No holotype designated
Rhizoctonia fragariae S.S. Husain & W.E. McKeen	Art. 40.1	No holotype designated
Rhizoctonia fraxini E. Castell.	Art. 39.1	No Latin description or diagnosis
Rhizoctonia globularis H.K. Saksena & Vaartaja	Art. 40.1	No holotype designated
Rhizoctonia gossypinum Speg.	Art 29–31	Never validly published
Rhizoctonia gracilis Burgeff	Art. 39.1	No Latin description or diagnosis
Rhizoctonia hiemalis H.K. Saksena & Vaartaja	Art. 40.1	No holotype designated
Rhizoctonia juniperi Lihnell	Art. 39.1	No Latin description or diagnosis
Rhizoctonia lupini E. Castell.	Art. 39.1	No Latin description or diagnosis
Rhizoctonia monilioides J.T. Curtis	Art. 39.1	No Latin description or diagnosis
Rhizoctonia monteithiana F.T. Benn.	Art. 36.1, 39.1	Provisional name; no Latin description or diagnosis
Rhizoctonia muneratii E. Castell.	Art. 39.1	No Latin description or diagnosis
Rhizoctonia nandorii Biradar & Bonde	Art. 39.1	No Latin description or diagnosis
Rhizoctonia neottiae (H. Wolff) Burgeff	Art. 39.1	No Latin description or diagnosis
Rhizoctonia oryzae Ryker & Gooch	Art. 39.1	No Latin description or diagnosis
Rhizoctonia papayae Cifferi.	Art. 36.1	Provisional name
Rhizoctonia pini-insignis E. Castell.	Art. 39.1	No Latin description or diagnosis
Rhizoctonia praticola H.K. Saksena & Vaartaja	Art. 39.1	No Latin description or diagnosis
Rhizoctonia psycodis K.S. Thomas	Art. 36.1	Provisional name
Rhizoctonia quercus E. Castell.	Art. 39.1	No Latin description or diagnosis
Rhizoctonia rapae Oudem.	Art. 36.1	Provisional name
Rhizoctonia robusta Burgeff	Art. 39.1	No Latin description or diagnosis
Rhizoctonia rubi McKeen	Art. 40.1	No holotype designated. Weldon et al. (2022) transferred R. rubi to the genus Monilinia Honey (Ascomycota) with the combination ' Monilinia rub i' Weldon and Stockwell based on the phylogenetic placement of sequences generated from an authentic (but not ex-type) culture (CBS 382.59). However, as the basionym R. rubi is invalid, the combination M. rubi is also invalid.
Rhizoctonia sclerotica Burgeff	Art. 39.1	No Latin description or diagnosis
Rhizoctonia solani var. brassicae Sneh, Burpee & Ogoshi	Art. 39.1	No Latin description or diagnosis
Rhizoctonia solani var. cedri-deodarae E.Castell.	Art. 39.1	No Latin description or diagnosis
Rhizoctonia solani var. cichorii-endiviae E.S. Schultz	Art. 39.1	No Latin description or diagnosis
Rhizoctonia solani var. fuchsiae E.S. Schultz	Art. 39.1	No Latin description or diagnosis
Rhizoctonia solani var. graminis Bunschoten	Art 29–31	Never validly published
Rhizoctonia solani var. hortensis Schulz	Art. 39.1	No Latin description or diagnosis
Rhizoctonia solani var. lycopersicae E.S. Schultz	Art. 39.1	No Latin description or diagnosis
Rhizoctonia solani var. typica Sneh, Burpee & Ogoshi	Art. 24.3	Infraspecific name “typicus” is not the same final epithet as the name of the corresponding higher-ranked taxon
Rhizoctonia sphacelati Burgeff	Art. 36.1	Provisional name
Rhizoctonia stahlii Burgeff	Art. 39.1	No Latin description or diagnosis
Rhizoctonia suavis K.S. Thomas	Art. 36.1	Provisional name
Rhizoctonia subtilis Burgeff	Art. 39.1	No Latin description or diagnosis
Rhizoctonia subtilis var. nigra J.T. Curtis	Art. 39.1	No Latin description or diagnosis
Rhizoctonia tomato Bahariev	Art. 39.1, 40.1	No Latin description or diagnosis; no holotype specified
Rhizoctonia tricolor Ellis & Everh.	Art. 36.1	Provisional name
Rhizoctonia versicolor E. Müll. & Nüesch	Art. 40.1	No holotype designated
Thanatephorus anomalus (P.H.B. Talbot) Stalpers & T.F. Andersen	Art. 41.1	Basionym not indicated/omitted