Species Pseudomonas flectens

Name: Pseudomonas flectens Johnson 1956 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: flec’tens. L. inf. v. flectere, to bend, to curve; L. fem. part. adj. flectens, bending

Pronunciation (Latin), gender: … FLEK-tens, feminine

Type strain: ATCC 12775; CFBP 3281; DSM 27043; ICMP 745; LMG 2187; NCPPB 539

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB021400 Analyse FASTA

Effective publication: Johnson JC. Pod twist: A previously unrecorded bacterial disease of French bean (Phaseolus vulgaris L.). Queensland Journal of Agricultural Science 1956; 13:127-158.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

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

Correct name: Phaseolibacter flectens (Johnson 1956) Halpern et al. 2013

Risk group: 1

Synonyms:

Name	Kind
Phaseolibacter flectens (Johnson 1956) Halpern et al. 2013	homotypic synonym, validly published under the ICNP

Notes:
- ❗ Pseudomonas flectens 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 Pseudomonas.
- 😷 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, note = "p". — 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 3 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.
- 🧍 Plant pathogenic according to Bull et al. (2007). Publication: Bull CT, De Boer SH, Denny TP, Firrao G, Fischer Le Saux M, Saddler GS, Scortichini M, Stead DE, Takikawa Y. Comprehensive list of names of plant pathogenic bacteria, 1980-2007. Journal of Plant Pathology 2010; 92:551-592. 🇺🇸
- 🧍 Pseudomonas flectens Johnson 1956 (Approved Lists 1980) is not considered to be a member of the genus Pseudomonas sensu stricto. Publication: De Vos P, Goor M, Gillis M, De Ley J. Ribosomal ribonucleic acid cistron similarities of phytopathogenic Pseudomonas species. Int. J. Syst. Bacteriol. 1985; 35:169-184.
- 🧍 See also: Publication: Anzai Y, Kim H, Park JY, Wakabayashi H, Oyaizu H. Phylogenetic affiliation of the pseudomonads based on 16S rRNA sequence. Int J Syst Evol Microbiol 2000; 50:1563-1589. 🇯🇵

Parent taxon: Pseudomonas Migula 1894 (Approved Lists 1980)

Assigned by: Johnson JC. Pod twist: A previously unrecorded bacterial disease of French bean (Phaseolus vulgaris L.). Queensland Journal of Agricultural Science 1956; 13:127-158.

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Record number: 784718

This LPSN page was printed on 2026-01-24 21:27:52

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Species Pseudomonas flectens