Name: Kosakonia oryzendophytica (Hardoim et al. 2015) Li et al. 2016

Category: Species

Proposed as: comb. nov.

Basonym: Enterobacter oryzendophyticus Hardoim et al. 2015

Etymology: o.ryz.en.do.phy’ti.ca. L. fem. n. oryza, rice; Gr. pref. endo-, within; Gr. neut. n. phyton, plant; L. masc. adj. suff. -icus, suffix used with the sense of pertaining to; N.L. fem. adj. oryzendophytica, within rice plant, pertaining to the original isolation from rice tissues

Gender: feminine

Type strain: LMG 26432; NCCB 100390; REICA_082

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: JF795011 Analyse FASTA

Valid publication: Li CY, Zhou YL, Ji J, Gu CT. Reclassification of Enterobacter oryziphilus and Enterobacter oryzendophyticus as Kosakonia oryziphila comb. nov. and Kosakonia oryzendophytica comb. nov. Int J Syst Evol Microbiol 2016; 66:2780-2783.

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 66, part 8 of the IJSEM. Int J Syst Evol Microbiol 2016; 66:4306-4309.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

• Synonyms:

  • Name	Kind
    Enterobacter oryzendophyticus Hardoim et al. 2015	homotypic synonym, validly published under the ICNP

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is -0.01268 (N = 27).
  • 😷 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 2024-03-27.
  • 🫡 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. This name is not taxonomically suspended any more in favour of Enterobacter oryzendophyticus Hardoim et al. 2015. Publication: Hardoim PR, Nazir R, Sessitsch A, Elhottova D, Korenblum E, van Overbeek LS, van Elsas JD. The new species Enterobacter oryziphilus sp. nov. and Enterobacter oryzendophyticus sp. nov. are key inhabitants of the endosphere of rice. BMC Microbiol 2013; 13:164. Oren A, Garrity GM. Validation list no. 166. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2015; 65:3763-3767.

Parent taxon: Kosakonia Brady et al. 2013

Assigned by: Li CY, Zhou YL, Ji J, Gu CT. Reclassification of Enterobacter oryziphilus and Enterobacter oryzendophyticus as Kosakonia oryziphila comb. nov. and Kosakonia oryzendophytica comb. nov. Int J Syst Evol Microbiol 2016; 66:2780-2783.

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Record number: 794362