Name: Weissella halotolerans (Kandler et al. 1983 ex Reuter 1970) Collins et al. 1994

Category: Species

Proposed as: comb. nov.

Basonym: Lactobacillus halotolerans (ex Reuter 1970) Kandler et al. 1983

Etymology: ha.lo.to’le.rans. Gr. masc. n. hals (gen. halos), salt; L. pres. part. tolerans, tolerating, enduring; N.L. fem. part. adj. halotolerans, salt-tolerating

Pronunciation (Latin), gender: we͡is-SEL-la ha-lo-TO-le-rans, feminine

Type strain: ATCC 35410; BCRC 14050; CCRC 14050; CCUG 33457; CECT 573; CIP 103005; DSM 20190; JCM 1114; LMG 9469; NRIC 1627; R61

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB022926 Analyse FASTA

Effective publication: Collins MD, Samelis J, Metaxopoulos J, Wallbanks S. Taxonomic studies on some leuconostoc-like organisms from fermented sausages: description of a new genus Weissella for the Leuconostoc paramesenteroides group of species. J Appl Bacteriol 1993; 75:595-603. 🇬🇧

IJSEM list: Anonymous. Validation list no. 49. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1994; 44:370-371.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

• Synonyms:

  • Name	Kind
    "Lactobacillus viridescens subsp. halotolerans" Reuter 1970	homotypic synonym, not validly published, distinct rank
    Lactobacillus halotolerans (ex Reuter 1970) Kandler et al. 1983	homotypic synonym, validly published under the ICNP

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.11866 (N = 33).
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — 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 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 5 times in PubMed until 2026-06-11.
  • 🙆 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.
  • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Mukherjee S, Seshadri R, Varghese NJ, Eloe-Fadrosh EA, Meier-Kolthoff JP, Goker M, Coates RC, Hadjithomas M, Pavlopoulos GA, Paez-Espino D, et al. 1,003 reference genomes of bacterial and archaeal isolates expand coverage of the tree of life. Nat Biotechnol 2017; 35:676-683. 🇺🇸

Parent taxon: Weissella Collins et al. 1994

Assigned by: Collins MD, Samelis J, Metaxopoulos J, Wallbanks S. Taxonomic studies on some leuconostoc-like organisms from fermented sausages: description of a new genus Weissella for the Leuconostoc paramesenteroides group of species. J Appl Bacteriol 1993; 75:595-603. 🇬🇧

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Record number: 783091