Name: Lactococcus plantarum (Collins et al. 1984) Schleifer et al. 1986

Category: Species

Proposed as: comb. nov.

Basonym: Streptococcus plantarum Collins et al. 1984

Etymology: plan.ta’rum. L. fem. n. planta, any vegetable production that serves to propagate the species, a plant; L. gen. fem. pl. n. plantarum, of plants

Pronunciation (Latin), gender: lak-to-KOK-kus plan-TA-rum, masculine

Type strain: ATCC 43199; CCUG 39180; CIP 102506; DSM 20686; HAMBI 1593; JCM 11056; KACC 13445; LMG 8517; NBRC 100936; NCDO 1869; NCFB 1869; NCIB 11945; NCIMB 11945

Conduct genome-based taxonomy at

16S rRNA gene: AB681297 Analyse FASTA

Effective publication: Schleifer KH, Kraus J, Dvorak C, Kilpper-Balz R, Collins MD, Fischer W. Transfer of Streptococcus lactis and related streptococci to the genus Lactococcus gen. nov. Syst. Appl. Microbiol. 1985; 6:183-195. 🇩🇪

IJSEM list: Anonymous. Validation list no. 20. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1986; 36:354-356.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym (and not recommended for medical use)

Correct name: Pseudolactococcus plantarum (Collins et al. 1984) Abe et al. 2025

Risk group: 1

• Synonyms:

  • Name	Kind
    Pseudolactococcus plantarum (Collins et al. 1984) Abe et al. 2025	homotypic synonym, validly published under the ICNP
    Streptococcus plantarum Collins et al. 1984	homotypic synonym, validly published under the ICNP

• Notes:
  • 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • ❗ Lactococcus plantarum 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 Lactococcus.
  • 😷 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 2023-10-29. 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 9 times in PubMed until 2026-06-11.
  • 🥱 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of the name to be applied to this species. The name is on LoRN because of the recorded risk group of the genus. This name is not taxonomically suspended any more (but still isn't preferred) in favour of Streptococcus plantarum Collins et al. 1984. Publication: Collins MD, Farrow JA, Phillips BA, Kandler O. Streptococcus garvieae sp. nov. and Streptococcus plantarum sp. nov. J Gen Microbiol 1983; 129:3427-3431. 🇬🇧 Anonymous. Validation list no. 14. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1984; 34:270-271.

Parent taxon: Lactococcus Schleifer et al. 1986

Assigned by: Schleifer KH, Kraus J, Dvorak C, Kilpper-Balz R, Collins MD, Fischer W. Transfer of Streptococcus lactis and related streptococci to the genus Lactococcus gen. nov. Syst. Appl. Microbiol. 1985; 6:183-195. 🇩🇪

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Record number: 777426