Name: Acholeplasma florum McCoy et al. 1984

Category: Species

Proposed as: sp. nov.

Etymology: flo’rum. L. masc. n. flos (gen. floris), a flower; L. gen. masc. pl. n. florum, of flowers, indicating the recovery site of the organism

Pronunciation (Latin), gender: … FLO-rum, neuter

Type strain: ATCC 33453; L1; NBRC 100688; NCTC 11704

Conduct genome-based taxonomy at

16S rRNA gene: AF300327 Analyse FASTA

Valid publication: McCoy RE, Basham HG, Tully JG, Rose DL, Carle P, Bové JM. Acholeplasma florum, a new species isolated from plants. Int. J. Syst. Bacteriol. 1984; 34:11-15.

Nomenclatural status: validly published under the ICNP

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

Correct name: Mesoplasma florum (McCoy et al. 1984) Tully et al. 1993

Risk group: 1

• Synonyms:

  • Name	Kind
    Entomoplasma florum (McCoy et al. 1984) Gasparich and Kuo 2025	homotypic synonym, validly published under the ICNP
    Mesoplasma florum (McCoy et al. 1984) Tully et al. 1993	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Acholeplasma florum 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 Acholeplasma.
  • 😷 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 5 times in PubMed until 2025-06-04.
  • 🙅 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 other species in the genus.

Parent taxon: Acholeplasma Edward and Freundt 1970 (Approved Lists 1980)

Assigned by: McCoy RE, Basham HG, Tully JG, Rose DL, Carle P, Bové JM. Acholeplasma florum, a new species isolated from plants. Int. J. Syst. Bacteriol. 1984; 34:11-15.

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Record number: 783251