Name: Xanthomonas alfalfae subsp. citrumelonis Schaad et al. 2007

Category: Subspecies

Proposed as: subsp. nov.

Etymology: ci.tru.me.lo.nis. N.L. gen. masc. n. citrumelonis, of citrumelo (Citroncirus sp.; hybrid of Citrus paradisi x Poncirus trifoliata)

Gender: feminine

Type strain: ATCC 49120; ICMP 15808; ICPB 10483; LMG 9325

Conduct genome-based taxonomy at

16S rRNA gene: JX986962 Analyse FASTA

Effective publication: Schaad NW, Postnikova E, Lacy G, Sechler A, Agarkova I, Stromberg PE, Stromberg VK, Vidaver AK. Emended classification of xanthomonad pathogens on citrus. Syst Appl Microbiol 2006; 29:690-695.

IJSEM list: Euzeby JP. Validation list no. 115. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2007; 57:893-897.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 😷 The risk group for Belgium has been imported on 2024-02-01. The full classification is: risk group = 1, note = "plant pathogen - biological class of risk plant: 2". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1, note = "p". — 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.
  • 🧍 Xanthomonas alfalfae subsp. citrumelonis Schaad et al. 2007 was previously known as "Xanthomonas alfalfae subsp. citrumelo" (ex Riker et al., 1935) Schaad et al., subsp. nov., nom. rev. Publication: Schaad NW, Postnikova E, Lacy GH, Sechler A, Agarkova I, Stromberg PE, Stromberg VK, Vidaver AK. Reclassification of Xanthomonas campestris pv. citri (ex Hasse 1915) Dye 1978 forms A, B/C/D, and E as X. smithii subsp. citri (ex Hasse) sp. nov. nom. rev. comb. nov., X. fuscans subsp. aurantifolii (ex Gabriel 1989) sp. nov. nom. rev. comb. nov., and X. alfalfae subsp. citrumelo (ex Riker and Jones) Gabriel et al., 1989 sp. nov. nom. rev. comb. nov.; X. campestris pv malvacearum (ex smith 1901) Dye 1978 as X. smithii subsp. smithii nov. comb. nov. nom. nov.; X. campestris pv. alfalfae (ex Riker and Jones, 1935) dye 1978 as X. alfalfae subsp. alfalfae (ex Riker et al., 1935) sp. nov. nom. rev.; and "var. fuscans" of X. campestris pv. phaseoli (ex Smith, 1987) Dye 1978 as X. fuscans subsp. fuscans sp. nov. Syst Appl Microbiol 2005; 28:494-518.

Parent taxon: Xanthomonas alfalfae (ex Riker et al. 1935) Schaad et al. 2007

Assigned by: Schaad NW, Postnikova E, Lacy G, Sechler A, Agarkova I, Stromberg PE, Stromberg VK, Vidaver AK. Emended classification of xanthomonad pathogens on citrus. Syst Appl Microbiol 2006; 29:690-695.

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Record number: 786239