Name: Leifsonia xyli subsp. cynodontis (Davis et al. 1984) Evtushenko et al. 2000

Category: Subspecies

Proposed as: comb. nov.

Basonym: Clavibacter xyli subsp. cynodontis Davis et al. 1984

Etymology: cy.no.don’tis. N.L. masc. n. Cynodon, genus of Bermudagrass; N.L. gen. masc. n. cynodontis, of Bermudagrass

Gender: feminine

Type strain: ATCC 33973; Bermudagrass TB1A; CIP 104615; DSM 46306; ICMP 8790; JCM 9733; LMG 7552; NCIB 11927; NCIMB 11927; VKM Ac-2041

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB016985 Analyse FASTA

Valid publication: Evtushenko LI, Dorofeeva LV, Subbotin SA, Cole JR, Tiedje JM. Leifsonia poae gen. nov., sp. nov., isolated from nematode galls on Poa annua, and reclassification of 'Corynebacterium aquaticum' Leifson 1962 as Leifsonia aquatica (ex Leifson 1962) gen. nov., nom. rev., comb. nov. and Clavibacter xyli Davis et al. 1984 with two subspecies as Leifsonia xyli (Davis et al. 1984) gen. nov., comb. nov. Int J Syst Evol Microbiol 2000; 50:371-380.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 50, part 1 of the IJSEM. Int J Syst Evol Microbiol 2000; 50:425-426.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Clavibacter xyli subsp. cynodontis Davis et al. 1984	homotypic synonym, validly published under the ICNP
    Leifsonia cynodontis (Davis et al. 1984) Suzuki et al. 2000	homotypic synonym, validly published under the ICNP, distinct rank

• Notes:
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1, note = "p".
  • 🧍 In the paper by Evtushenko et al. 2000, the type strain JCM 9733 is erroneously cited as JCM 1376 but the strain JCM 1376 is a strain of Agromyces mediolanus (ex Mamoli 1939) Suzuki et al. 1996. — 🧍 In the paper by Evtushenko et al. 2000, the type strain JCM 9733 is erroneously cited as JCM 1376 [the strain JCM 1376 is a strain of Agromyces mediolanus (ex Mamoli 1939) Suzuki et al. 1996]. — Leifsonia xyli subsp. cynodontis (Davis et al. 1984) Evtushenko et al. 2000 is an earlier homotypic synonym of Leifsonia cynodontis (Davis et al. 1984) Suzuki et al. 2000. Publication: Suzuki K, Sasaki J, Uramoto M, Nakase T, Komagata K. Agromyces mediolanus sp. nov., nom. rev., comb. nov., a species for "Corynebacterium mediolanum" Mamoli 1939 and for some aniline-assimilating bacteria which contain 2,4-diaminobutyric acid in the cell wall peptidoglycan. Int J Syst Bacteriol 1996; 46:88-93.
  • 🧍 The phylogenetic position of this subspecies was determined in a genome-scale analysis by Nouioui et al. (2018). Publication: Nouioui I, Carro L, Garcia-Lopez M, Meier-Kolthoff JP, Woyke T, Kyrpides NC, Pukall R, Klenk HP, Goodfellow M, Goker M. Genome-Based Taxonomic Classification of the Phylum Actinobacteria. Front Microbiol 2018; 9:2007.

Parent taxon: Leifsonia xyli (Davis et al. 1984) Evtushenko et al. 2000

Assigned by: Evtushenko LI, Dorofeeva LV, Subbotin SA, Cole JR, Tiedje JM. Leifsonia poae gen. nov., sp. nov., isolated from nematode galls on Poa annua, and reclassification of 'Corynebacterium aquaticum' Leifson 1962 as Leifsonia aquatica (ex Leifson 1962) gen. nov., nom. rev., comb. nov. and Clavibacter xyli Davis et al. 1984 with two subspecies as Leifsonia xyli (Davis et al. 1984) gen. nov., comb. nov. Int J Syst Evol Microbiol 2000; 50:371-380.

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Record number: 777467