Name: Knoellia flava Yu et al. 2012

Category: Species

Proposed as: sp. nov.

Etymology: fla’va. L. fem. adj. flava, yellow, referring to colony colour after incubation on R2A at 28 °C for 3 days

Pronunciation, gender: FLA-wa, feminine

Type strain: CGMCC 1.10749; DSM 25785; KCTC 19810; TL1

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: HQ401007 Analyse FASTA

Valid publication: Yu X, Du Y, Wang G. Knoellia flava sp. nov., isolated from pig manure. Int J Syst Evol Microbiol 2012; 62:384-389.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 62, part 2 of the IJSEM. Int J Syst Evol Microbiol 2012; 62:1020.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • 😢 The terminology used by the authors is in line with many other taxonomic studies and does not negatively affect their main results; some improvements may nevertheless be possible. Contrasting the term "chemotaxonomic" with "phenotypic" is not recommended. Using the term "phylogenetic data" (or equivalent) for sequence data is not advocated. See the LPSN phylogeny page for details. Publication: Göker M. What can genome analysis offer for bacteria? In: Bridge P, Smith D, Stackebrandt E (eds), Trends in the systematics of bacteria and fungi, CAB International, Wallingford, 2021, p. 255-281.
  • 😷 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 1 time in PubMed until 2025-06-04.
  • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Nouioui I, Carro L, Garcia-Lopez M, Meier-Kolthoff JP, Woyke T, Kyrpides NC, Pukall R, Klenk HP, Goodfellow M, Goker M. Genome-Based Taxonomic Classification of the Phylum Actinobacteria. Front Microbiol 2018; 9:2007.

Parent taxon: Knoellia Groth et al. 2002

Assigned by: Yu X, Du Y, Wang G. Knoellia flava sp. nov., isolated from pig manure. Int J Syst Evol Microbiol 2012; 62:384-389.

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Record number: 789695