Name: Allomesorhizobium alhagi (Chen et al. 2010) Li et al. 2025

Category: Species

Proposed as: comb. nov.

Basonym: Mesorhizobium alhagi Chen et al. 2010

Etymology: al.ha’gi. N.L. gen. fem. n. alhagi, of Alhagi, a genus of leguminous plants, referring to the host from which the type strain was isolated [probably better: alhagiae]

Gender: neuter

Type strain: ACCC 14561; CCNWXJ12-2; HAMBI 3019

Conduct genome-based taxonomy at

16S rRNA gene: EU169578 Analyse FASTA

Effective publication: Li Y, Guo T, Sun L, Wang ET, Young JPW, Tian CF. Phylogenomic analyses and reclassification of the Mesorhizobium complex: proposal for 9 novel genera and reclassification of 15 species. BMC Genomics 2024; 25:419. 🇨🇳

IJSEM list: Oren A, Göker M. Validation list no. 221. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2025; 75:6562.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Mesorhizobium alhagi Chen et al. 2010

• Synonyms:

  • Name	Kind
    Mesorhizobium alhagi Chen et al. 2010	homotypic synonym, validly published under the ICNP

• Notes:
  • 🥇 Nomenclatural type of the genus Allomesorhizobium Li et al. 2025. Publication: Li Y, Guo T, Sun L, Wang ET, Young JPW, Tian CF. Phylogenomic analyses and reclassification of the Mesorhizobium complex: proposal for 9 novel genera and reclassification of 15 species. BMC Genomics 2024; 25:419. 🇨🇳
  • 😩 Deposit incorrectly indicated in some sources as representing the type strain of this taxon: ACCC 15461.
  • ❗ Allomesorhizobium alhagi is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Allomesorhizobium.
  • 🎓 Name mentioned 0 times in PubMed until 2026-02-10.

Parent taxon: Allomesorhizobium Li et al. 2025

Assigned by: Li Y, Guo T, Sun L, Wang ET, Young JPW, Tian CF. Phylogenomic analyses and reclassification of the Mesorhizobium complex: proposal for 9 novel genera and reclassification of 15 species. BMC Genomics 2024; 25:419. 🇨🇳

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Record number: 57184