Name:Mesorhizobiumopportunistum Nandasena et al. 2009
Proposed as: sp. nov.
N.L. neut. adj. opportunistum, opportunistic, after the opportunistic behaviour of the organism in obtaining symbiotic genes from other root-nodule bacteria and its ability to nodulate a broad range of legume hosts; from L. masc. adj.opportunus, opportune, advantageous, serviceable, useful
Nandasena KG, O'Hara GW, Tiwari RP, Willems A, Howieson JG. Mesorhizobium australicum sp. nov. and Mesorhizobium opportunistum sp. nov., isolated from Biserrula pelecinus L. in Australia. Int J Syst Evol Microbiol 2009; 59:2140-2147.
Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 59, part 9 of the IJSEM. Int J Syst Evol Microbiol 2009; 59:2921-2922.
The phylogenetic position of this species was determined in a genome-scale analysis by Hördt et al. (2020).Publication:
Hördt A, García-López M, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Göker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front. Microbiol. 2020; 11:468.
The epithet opportunistum is a neo-Latin adjective, not a Latin adjective as cited in the paper by Nandasena et al. 2009.