Species ***Erwinia* *pyrifoliae***

Name: Erwinia pyrifoliae Kim et al. 1999

Category: Species

Proposed as: sp. nov.

Etymology: py.ri.fo’li.ae. L. gen. fem. n. pyrifoliae, of pyrifolia, the species name of the host plant, the Nashi pear, Pyrus pyrifolia

Pronunciation (Latin), gender: er-WI-ni-a py-ri-FO-li-a͡e, feminine

Type strain: CFBP 4172; CIP 106111; DSM 12163; Ep16/96

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: EF122435 Analyse FASTA

Valid publication: Kim WS, Gardan L, Rhim SL, Geider K. Erwinia pyrifoliae sp. nov., a novel pathogen that affects Asian pear trees (Pyrus pyrifolia Nakai). Int J Syst Bacteriol 1999; 49:899-905. 🇩🇪

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 49, part 2 of the IJSB. Int J Syst Bacteriol 1999; 49:937-939.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

Notes:
- 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2, note = "PP?". — The risk group for Germany has been imported on 2026-08-13. 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 42 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 species itself.
- 🧍 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. 🇺🇸

Parent taxon: Erwinia Winslow et al. 1920 (Approved Lists 1980)

Assigned by: Kim WS, Gardan L, Rhim SL, Geider K. Erwinia pyrifoliae sp. nov., a novel pathogen that affects Asian pear trees (Pyrus pyrifolia Nakai). Int J Syst Bacteriol 1999; 49:899-905. 🇩🇪

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.776026Link copied to clipboard

Record number: 776026

This LPSN page was printed on 2026-09-12 11:42:28

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Species Erwinia pyrifoliae

Species ***Erwinia* *pyrifoliae***