Name: Herbaspirillum seropedicae Baldani et al. 1986

Category: Species

Proposed as: sp. nov.

Etymology: se.ro.pe.di’cae. N.L. gen. neut. n. seropedicae, of Seropédica, Rio de Janeiro, Brazil, where the species was first isolated

Gender: neuter

Type strain: ATCC 35892; CCUG 24564; DSM 6445; JCM 21448; LMG 6513; NBRC 102524; strain Z67

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: Y10146 Analyse FASTA

Valid publication: Baldani JI, Baldani VLD, Seldin L, Döbereiner J. Characterization of Herbaspirillum seropedicae gen. nov., sp. nov., a root-associated nitrogen-fixing bacterium. Int. J. Syst. Bacteriol. 1986; 36:86-93.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

• Emendations:
  • Baldani et al. 1996 Baldani JI, Pot B, Kirchhof G, Falsen E, Baldani VL, Olivares FL, Hoste B, Kersters K, Hartmann A, Gillis M, et al. Emended description of Herbaspirillum; inclusion of [Pseudomonas] rubrisubalbicans, a milk plant pathogen, as Herbaspirillum rubrisubalbicans comb. nov.; and classification of a group of clinical isolates (EF group 1) as Herbaspirillum species 3. Int J Syst Bacteriol 1996; 46:802-810. Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 46, part 3 of the IJSB. Int J Syst Bacteriol 1996; 46:1191.
    Notes:
    • 📧 The e-mail address of the corresponding author given in the associated publication is not functional any more.
  • Lin et al. 2013 Lin SY, Hameed A, Arun AB, Liu YC, Hsu YH, Lai WA, Rekha PD, Young CC. Description of Noviherbaspirillum malthae gen. nov., sp. nov., isolated from an oil-contaminated soil, and proposal to reclassify Herbaspirillum soli, Herbaspirillum aurantiacum, Herbaspirillum canariense and Herbaspirillum psychrotolerans as Noviherbaspirillum soli comb. nov., Noviherbaspirillum aurantiacum comb. nov., Noviherbaspirillum canariense comb. nov. and Noviherbaspirillum psychrotolerans comb. nov. based on polyphasic analysis. Int J Syst Evol Microbiol 2013; 63:4100-4107. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 63, part 11 of the IJSEM. Int J Syst Evol Microbiol 2014; 64:313-315.

• Notes:
  • 🥇 Nomenclatural type of the genus Herbaspirillum Baldani et al. 1986. Publication: Baldani JI, Baldani VLD, Seldin L, Döbereiner J. Characterization of Herbaspirillum seropedicae gen. nov., sp. nov., a root-associated nitrogen-fixing bacterium. Int. J. Syst. Bacteriol. 1986; 36:86-93.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2, note = "PP?". — 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 182 times in PubMed until 2025-06-04.
  • 🙆 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 species itself.
  • 🧍 According to Bartlett et al. (2022), this species is an established human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology 2022; 168:0.

Parent taxon: Herbaspirillum Baldani et al. 1986

Assigned by: Baldani JI, Baldani VLD, Seldin L, Döbereiner J. Characterization of Herbaspirillum seropedicae gen. nov., sp. nov., a root-associated nitrogen-fixing bacterium. Int. J. Syst. Bacteriol. 1986; 36:86-93.

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Record number: 776891