Name: Rathayibacter rathayi (Smith 1913) Zgurskaya et al. 1993

Category: Species

Proposed as: comb. nov.

Basonym: "Aplanobacter rathayi" Smith 1913

Etymology: ra’thay.i. N.L. gen. masc. n. rathayi, of Rathay, named for E. Rathay, an Australian plant pathologist, who first isolated the organism

Pronunciation, gender: RA-t^hay-i, masculine

Type strain: CFBP 2406; CIP 104036; DSM 7485; ICMP 2574; JCM 9307; LMG 7288; NCPPB 2980; VKM Ac-1601

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: X77439 Analyse FASTA

Valid publication: Zgurskaya HI, Evtushenko LI, Akimov VN, Kalakoutskii LV. Rathayibacter gen. nov., including the species Rathayibacter rathayi comb. nov., Rathayibacter tritici comb. nov., Rathayibacter iranicus comb. nov., and six strains from annual grasses. Int. J. Syst. Bacteriol. 1993; 43:143-149.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 43, part 1 of the IJSB. Int J Syst Bacteriol 1993; 43:399.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 1

• Synonyms:

  • Name	Kind
    Corynebacterium rathayi (Smith 1913) Dowson 1942 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP
    "Aplanobacter rathayi" Smith 1913	homotypic synonym, not validly published, basonym of name in Approved Lists
    Clavibacter rathayi (Smith 1913) Davis et al. 1984	homotypic synonym, validly published under the ICNP

• Notes:
  • 🥇 Nomenclatural type of the genus Rathayibacter Zgurskaya et al. 1993. Publication: Zgurskaya HI, Evtushenko LI, Akimov VN, Kalakoutskii LV. Rathayibacter gen. nov., including the species Rathayibacter rathayi comb. nov., Rathayibacter tritici comb. nov., Rathayibacter iranicus comb. nov., and six strains from annual grasses. Int. J. Syst. Bacteriol. 1993; 43:143-149.
  • 😷 The risk group for Belgium has been imported on 2024-02-01. The full classification is: risk group = 1, note = "plant pathogen - biological class of risk plant: 2". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1, note = "PP". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1, note = "p". — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
  • 🎓 Name mentioned 4 times in PubMed until 2025-06-04.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of the genus.
  • 🧍 Plant pathogenic according to Bull et al. (2007). Publication: Bull CT, De Boer SH, Denny TP, Firrao G, Fischer Le Saux M, Saddler GS, Scortichini M, Stead DE, Takikawa Y. Comprehensive list of names of plant pathogenic bacteria, 1980-2007. Journal of Plant Pathology 2010; 92:551-592.

Parent taxon: Rathayibacter Zgurskaya et al. 1993

Assigned by: Zgurskaya HI, Evtushenko LI, Akimov VN, Kalakoutskii LV. Rathayibacter gen. nov., including the species Rathayibacter rathayi comb. nov., Rathayibacter tritici comb. nov., Rathayibacter iranicus comb. nov., and six strains from annual grasses. Int. J. Syst. Bacteriol. 1993; 43:143-149.

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Record number: 780339