Name: Phyllobacterium myrsinacearum (ex Knösel 1962) Knösel 1984

Category: Species

Proposed as: sp. nov., nom. rev.

Etymology: N.L. fem. pl. n. Myrsinaceae, family of plants; N.L. gen. fem. pl. n. myrsinacearum, of Myrsinaceae, of the myrsine family

Gender: neuter

Type strain: ATCC 43590; CCUG 34962; DSM 5892; JCM 20932; LMG 2 Colony Type: 2; LMG 2t2; LMG 6738; NBRC 100019; NCIB 12127; NCIMB 12127

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB681132 Analyse FASTA

Effective publication: Knösel DH. Genus Phyllobacterium. In: Krieg NR, Holt JG (eds), Bergey's manual of systematic bacteriology, vol. 1., The Williams & Wilkins Co., Baltimore, 1984, p. 254-256.

IJSEM list: Anonymous. Validation list no. 15. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1984; 34:355-357.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Phyllobacterium rubiacearum (ex von Faber 1912) Knösel 1984	heterotypic synonym, validly published under the ICNP

• Emendations:
  • Mergaert et al. 2002 Mergaert J, Cnockaert MC, Swings J. Phyllobacterium myrsinacearum (subjective synonym Phyllobacterium rubiacearum) emend. Int J Syst Evol Microbiol 2002; 52:1821-1823. Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 52, part 5 of the IJSEM. Int J Syst Evol Microbiol 2003; 53:3-5.
    Notes:
    • 📧 The e-mail address of the corresponding author given in the associated publication is not functional any more.
    • 🫂 Emendation accompanied by a proposal regarding the synonymy of the species.
    • 🧍 In the paper by Mergaert et al. 2002, Phyllobacterium rubiacearum (ex von Faber 1912) Knösel 1984 is cited as Phyllobacterium rubiacearum (ex Knösel 1962) Knösel 1984.
  • Hameed et al. 2015 Hameed A, Shahina M, Lai WA, Lin SY, Young LS, Liu YC, Hsu YH, Young CC. Oricola cellulosilytica gen. nov., sp. nov., a cellulose-degrading bacterium of the family Phyllobacteriaceae isolated from surface seashore water, and emended descriptions of Mesorhizobium loti and Phyllobacterium myrsinacearum. Antonie Van Leeuwenhoek 2015; 107:759-771. Oren A, Garrity GM. List of changes in taxonomic opinion no. 22. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2015; 65:2028-2029.

• Notes:
  • 🥇 Nomenclatural type of the genus Phyllobacterium (ex Knösel 1962) Knösel 1984. Publication: Knösel DH. Genus Phyllobacterium. In: Krieg NR, Holt JG (eds), Bergey's manual of systematic bacteriology, vol. 1., The Williams & Wilkins Co., Baltimore, 1984, p. 254-256.
  • ⏰ According to Mergaert et al. (2002), this species is an earlier heterotypic synonym of Phyllobacterium rubiacearum (ex von Faber 1912) Knösel 1984. Publication: Mergaert J, Cnockaert MC, Swings J. Phyllobacterium myrsinacearum (subjective synonym Phyllobacterium rubiacearum) emend. Int J Syst Evol Microbiol 2002; 52:1821-1823.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 16 times in PubMed until 2024-03-28.
  • 🧍 The phylogenetic position of this species was determined in a genome-scale analysis by Hördt et al. (2020). Publication: Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468.

Parent taxon: Phyllobacterium (ex Knösel 1962) Knösel 1984

Assigned by: Knösel DH. Genus Phyllobacterium. In: Krieg NR, Holt JG (eds), Bergey's manual of systematic bacteriology, vol. 1., The Williams & Wilkins Co., Baltimore, 1984, p. 254-256.

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Record number: 779548