Name: Frankia Brunchorst 1886 (Approved Lists 1980)

Category: Genus

Proposed as: gen. nov.

Etymology: N.L. fem. n. Frankia, named after Albert Bernhard Frank (1839-1900), a Swiss plant biologist, who studied extensively nitrogen nutrition in legumes and the micro-organisms causing root nodulation from 1877 to 1892 and who coined the term "symbiosis"

Gender: feminine

Type species: Frankia alni (Woronin 1866) Von Tubeuf 1895 (Approved Lists 1980)

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Original publication: Brunchorst J. Über einige Wurzelanschwellungen, besonders diejenigen von Alnus und den Elaegnaceen. Untersuchungen aus dem botanischen Institut in Tübingen 1886; 2:151-177.

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

Taxonomic status: correct name

• Notes:
  • Nomenclatural type of the family Frankiaceae Becking 1970 (Approved Lists 1980). Publication: Becking JH. Frankiaceae fam. nov. (Actinomycetales) with one new combination and six new species of the genus Frankia Brunchorst 1886, 174. International Journal of Systematic Bacteriology 1970; 20:201-220.
  • Nomenclatural type of the order Frankiales Sen et al. 2014. Publication: Sen A, Daubin V, Abrouk D, Gifford I, Berry AM, Normand P. Phylogeny of the class Actinobacteria revisited in the light of complete genomes. The orders 'Frankiales' and Micrococcales should be split into coherent entities: proposal of Frankiales ord. nov., Geodermatophilales ord. nov., Acidothermales ord. nov. and Nakamurellales ord. nov. Int J Syst Evol Microbiol 2014; 64:3821-3832.
  • Nomenclatural type of the suborder Frankineae Stackebrandt et al. 1997. Publication: Stackebrandt E, Rainey FA, Ward-Rainey NL. Proposal for a new hierarchic classification system, Actinobacteria classis nov. Int. J. Syst. Bacteriol. 1997; 47:479-491.
  • Goodfellow and Williams (1983) assigned this genus to the uncategorized "Multilocular" Goodfellow and Williams 1983. Publication: Goodfellow M, Williams ST. Ecology of Actinomycetes. Ann. Rev. Microbiol. 1983; 37:189-216.
  • Recommended reviewers for taxonomic proposals in this group are the corresponding authors of Gtari et al. (2020), Nouioui et al. (2018).

Subdivision:

Number of child taxa with a validly published and correct name: 12
Number of child taxa with a validly published name, including synonyms: 12
Total number of child taxa: 17

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Frankia alni (Woronin 1866) Von Tubeuf 1895 (Approved Lists 1980)	validly published	correct name
    "Candidatus Frankia alpina" Pozzi et al. 2020	not validly published
    Frankia asymbiotica Nouioui et al. 2017	validly published	correct name
    "Candidatus Frankia californiensis" Normand et al. 2017	not validly published
    Frankia canadensis Normand et al. 2018	validly published	correct name
    Frankia casuarinae Nouioui et al. 2016	validly published	correct name
    Frankia coriariae Nouioui et al. 2017	validly published	correct name
    "Candidatus Frankia datiscae" Persson et al. 2011	not validly published
    Frankia discariae Nouioui et al. 2017	validly published	correct name
    Frankia elaeagni Nouioui et al. 2016	validly published	correct name
    Frankia inefficax Nouioui et al. 2017	validly published	correct name
    Frankia irregularis Nouioui et al. 2018	validly published	correct name
    "Candidatus Frankia meridionalis" Nguyen et al. 2019	not validly published
    "Candidatus Frankia nodulisporulans" Herrera-Belaroussi et al. 2020	not validly published
    Frankia saprophytica Nouioui et al. 2018	validly published	correct name
    Frankia soli Gtari et al. 2020	validly published	correct name
    Frankia torreyi Nouioui et al. 2019	validly published	correct name

Parent taxon: Frankiaceae Becking 1970 (Approved Lists 1980)

Assigned by: Becking JH. Frankiaceae fam. nov. (Actinomycetales) with one new combination and six new species of the genus Frankia Brunchorst 1886, 174. International Journal of Systematic Bacteriology 1970; 20:201-220.

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