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Species Rhizobium johnstonii

Name: Rhizobium johnstonii Young et al. 2023

Category, proposed as: species, sp. nov.

Etymology: johns.to’ni.i. N.L. gen. masc. n. johnstonii, of Johnston, to honour Andrew Johnston, whose pioneering research into the genetics of Rhizobium made extensive use of the type strain

Pronunciation (Latin), gender: rhi-ZO-bi-um johns-TO-ni-i, neuter

Type strain: 3841; DSM 114642; LMG 32736

16S rRNA gene: OQ226178 Analysetree FASTA download

Valid publication: Young JPW, Jorrin B, Moeskjaer S, James EK. Rhizobium brockwellii sp. nov., Rhizobium johnstonii sp. nov. and Rhizobium beringeri sp. nov., three genospecies within the Rhizobium leguminosarum species complex. Int J Syst Evol Microbiol 2023; 73:5979. 🇬🇧

IJSEM list: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 73, part 7 of the IJSEM. Int J Syst Evol Microbiol 2023; 73:6041.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

  • Notes:
    • 😷 The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 1. — 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 2026-06-11.
    • 🪓 Organisms assigned to this species have previously been classified as Rhizobium leguminosarum (Frank 1879) Frank 1889 (Approved Lists 1980). Publication: Frank B. Über die Pilzsymbiose der Leguminosen. Berichte der Deutschen Botanischen Gesellschaft 1889; 7:332-346. Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.
    • 🙆 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 pathogenicity of other species in the genus.

Parent taxon: Rhizobium Frank 1889 (Approved Lists 1980)

Assigned by: Young JPW, Jorrin B, Moeskjaer S, James EK. Rhizobium brockwellii sp. nov., Rhizobium johnstonii sp. nov. and Rhizobium beringeri sp. nov., three genospecies within the Rhizobium leguminosarum species complex. Int J Syst Evol Microbiol 2023; 73:5979. 🇬🇧

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.39712Link copied to clipboard

Record number: 39712