Name: Williamsia phyllosphaerae Kämpfer et al. 2011

Category: Species

Proposed as: sp. nov.

Etymology: phyl.lo.sphae’rae. Gr. neut. n. phyllon, leaf; Gr. fem. n. sphaîra, ball, sphere; N.L. gen. fem. n. phyllosphaerae, of the phyllosphere

Gender: feminine

Type strain: C7; CCM 7855; CCUG 60465; DSM 45526

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: MT758012 Analyse FASTA

Valid publication: Kampfer P, Wellner S, Lohse K, Lodders N, Martin K. Williamsia phyllosphaerae sp. nov., isolated from the surface of Trifolium repens leaves. Int J Syst Evol Microbiol 2011; 61:2702-2705.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 61, part 11 of the IJSEM. Int J Syst Evol Microbiol 2012; 62:261-262.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 😷 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 2 times in PubMed until 2024-03-27.

Parent taxon: Williamsia Kämpfer et al. 1999

Assigned by: Kampfer P, Wellner S, Lohse K, Lodders N, Martin K. Williamsia phyllosphaerae sp. nov., isolated from the surface of Trifolium repens leaves. Int J Syst Evol Microbiol 2011; 61:2702-2705.

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Record number: 789561