Name: Derxia gummosa Jensen et al. 1960 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: L. fem. adj. gummosa, full of gum, gummy, intended to mean slime (gum) producing

Gender: feminine

Type strains: ATCC 15994; DSM 723; JCM 20996; LMG 3977; NBRC 102506; NRRL B-14655; NRRL B-4319

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB089482 Analyse FASTA

Original publication: Jennsen HL, Petersen EJ, De PK, Bhattacharya R. A new nitrogen-fixing bacterium: Derxia gummosa nov.gen.nov.spec. Arch Mikrobiol 1960; 36:182-195.

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

Risk group: 1

• Notes:
  • Nomenclatural type of the genus Derxia Jensen et al. 1960 (Approved Lists 1980). Publication: Jennsen HL, Petersen EJ, De PK, Bhattacharya R. A new nitrogen-fixing bacterium: Derxia gummosa nov.gen.nov.spec. Arch Mikrobiol 1960; 36:182-195.
  • The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Mukherjee S, Seshadri R, Varghese NJ, Eloe-Fadrosh EA, Meier-Kolthoff JP, Goker M, Coates RC, Hadjithomas M, Pavlopoulos GA, Paez-Espino D, et al. 1,003 reference genomes of bacterial and archaeal isolates expand coverage of the tree of life. Nat Biotechnol 2017; 35:676-683.

Parent taxon: Derxia Jensen et al. 1960 (Approved Lists 1980)

Assigned by: Jennsen HL, Petersen EJ, De PK, Bhattacharya R. A new nitrogen-fixing bacterium: Derxia gummosa nov.gen.nov.spec. Arch Mikrobiol 1960; 36:182-195.

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