Genus Mesorhizobium
Warning: In the List of Prokaryotic names with Standing in Nomenclature, an arrow (→) only indicates the sequence of valid publication of names and does not mean that the last name in the sequence must be used (see: Introduction).
Number of species, including synonyms, cited in this file: 51
Number of subspecies, including synonyms, cited in this file: 0
Classification (Warning: see also the file "Classification of prokaryotes: Introduction").
For a detailed description of this taxon see Bergey’s Manual of Systematics of Archaea and Bacteria (BMSAB).
Mesorhizobium Jarvis et al. 1997, gen. nov.
Type species: ¤ Mesorhizobium loti (Jarvis et al. 1982) Jarvis et al. 1997.
Etymology: Gr. adj. mesos, middle; N.L. neut. n. Rhizobium, bacterial generic name; N.L. neut. n. Mesorhizobium, the meso-growing rhizobium, referring to the growth rate intermediate between those of the genera Rhizobium and Bradyrhizobium.
Valid publication: JARVIS (B.D.W.), VAN BERKUM (P.), CHEN (W.X.), NOUR (S.M.), FERNANDEZ (M.P.), CLEYET-MAREL (J.C.) and GILLIS (M.): Transfer of Rhizobium loti, Rhizobium huakuii, Rhizobium ciceri, Rhizobium mediterraneum, and Rhizobium tianshanense to Mesorhizobium gen. nov. Int. J. Syst. Bacteriol., 1997, 47, 895-898.
Original article in IJSB Online
Mesorhizobium abyssinicae Degefu et al. 2013, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) AC98c = HAMBI 3306 = LMG 26967.
Sequence accession no. (16S rRNA gene) for the type strain: GQ847896.
Etymology: N.L. gen. n. abyssinicae, of abyssinica, referring to Acacia abyssinica, the host species indigenous to Ethiopia which these bacteria were first isolated from.
Valid publication: DEGEFU (T.), WOLDE-MESKEL (E.), LIU (B.), CLEENWERCK (I.), WILLEMS (A.) and FROSTEGÅRD (Å.): Mesorhizobium shonense sp. nov., Mesorhizobium hawassense sp. nov. and Mesorhizobium abyssinicae sp. nov., isolated from root nodules of different agroforestry legume trees. Int. J. Syst. Evol. Microbiol., 2013, 63, 1746-1753.
Original article in IJSEM Online
Mesorhizobium acaciae Zhu et al. 2015, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) RITF741=CCBAU 101090=JCM 30534.
Sequence accession no. (16S rRNA gene) for the type strain: NR_137366.
Etymology: L. gen. n. acaciae, of Acacia, a genus of leguminous plants, referring to the host from which the type strain was isolated.
Source: Plant.
Valid publication: ZHU, Y. J., KUN, J., CHEN, Y. L., WANG, S. K., SUI, X. H. and KANG, L. H. 2015. Mesorhizobium acaciae sp. nov., isolated from root nodules of Acacia melanoxylon R. Br Int. J. Syst. Evol. Microbiol., 65, 3558-3563.
Original article in IJSEM Online
Mesorhizobium albiziae Wang et al. 2007, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CCBAU 61158 = LMG 23507 = USDA 4964.
Sequence accession no. (16S rRNA gene) for the type strain: DQ100066.
Etymology: N.L. gen. n. albiziae, of Albizia, a genus of leguminous plants, referring to the isolation of the first strains from Albizia kalkora.
Valid publication: WANG (F.Q.), WANG (E.T.), LIU (J.), CHEN (Q.), SUI (X.H.), CHEN (W.F.) and CHEN (W.X.): Mesorhizobium albiziae sp. nov., a novel bacterium that nodulates Albizia kalkora in a subtropical region of China. Int. J. Syst. Evol. Microbiol., 2007, 57, 1192-1199.
Original article in IJSEM Online
Mesorhizobium alhagi Chen et al. 2010, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CCNWXJ12-2 = ACCC 15461 = HAMBI 3019.
Sequence accession no. (16S rRNA gene) for the type strain: EU169578.
Etymology: N.L. gen. n. alhagi, of Alhagi, a genus of leguminous plants, referring to the host from which the type strain was isolated.
Valid publication: CHEN (W.M.), ZHU (W.F.), BONTEMPS (C.), YOUNG (J.P.W.) and WEI (G.H.): Mesorhizobium alhagi sp. nov., isolated from wild Alhagi sparsifolia in north-western China. Int. J. Syst. Evol. Microbiol., 2010, 60, 958-962.
Original article in IJSEM Online
Mesorhizobium amorphae Wang et al. 1999, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) ACCC 19665 = ATCC BAA-114 = CIP 105910 = JCM 21563 = LMG 18977 = NBRC 102496.
Sequence accession no. (16S rRNA gene) for the type strain: AF041442.
Etymology: N.L. gen. n. amorphae, of Amorpha, a genus of plant with which the species forms a nitrogen-fixing symbiosis.
Valid publication: WANG (E.T.), VAN BERKUM (P.), SUI (X.H.), BEYENE (D.), CHEN (W.X.) and MARTÍNEZ-ROMERO (E.): Diversity of rhizobia associated with Amorpha fruticosa isolated from Chinese soils and description of Mesorhizobium amorphae sp. nov. Int. J. Syst. Bacteriol., 1999, 49, 51-65.
Original article in IJSEM Online
Mesorhizobium australicum Nandasena et al. 2009, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) WSM2073 = HAMBI 3006 = LMG 24608.
Sequence accession no. (16S rRNA gene) for the type strain: AY601516.
Etymology: N.L. neut. adj. australicum, pertaining to Australia, from where these bacteria were isolated.
Valid publication: NANDASENA (K.G.), O'HARA (G.W.), TIWARI (R.P.), WILLEMS (A.) and HOWIESON (J.G.): 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.
Original article in IJSEM Online
Mesorhizobium calcicola De Meyer et al. 2016, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) ICMP 19560=LMG 28224=HAMBI 3609.
Sequence accession no. (16S rRNA gene) for the type strain: KC237406.
Whole-genome sequence accession no. for the type strain: -.
Etymology: L. fem. n. calx, calcis, chalk; L. suff. -cola (from L. n. incola), an inhabitant; N.L. n. calcicola, referring to the limestone area from where the type strain was isolated.
Source: Plant.
Valid publication: DE MEYER, S. E., TAN, H. W., ANDREWS, M., HEENAN, P. B. and WILLEMS, A. 2016. Mesorhizobium calcicola sp. nov., Mesorhizobium waitakense sp. nov., Mesorhizobium sophorae sp. nov., Mesorhizobium newzealandense sp. nov. and Mesorhizobium kowhaii sp. nov. isolated from Sophora root nodules. Int. J. Syst. Evol. Microbiol., 66, 786-795.
Original article in IJSEM Online
Mesorhizobium camelthorni Chen et al. 2011, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CCNWXJ 40-4 = ACCC 14549 = HAMBI 3020.
Sequence accession no. (16S rRNA gene) for the type strain: EU169581.
Etymology: N.L. n. camelthornum, camelthorn, a common name for leguminous plants of the genus Alhagi in China; N.L. gen. n. camelthorni, of camelthorn, from which the type strain was isolated.
Valid publication: CHEN (W.M.), ZHU (W.F.), BONTEMPS (C.), YOUNG (J.P.W.) and WEI (G.H.): Mesorhizobium camelthorni sp. nov., isolated from Alhagi sparsifolia. Int. J. Syst. Evol. Microbiol., 2011, 61, 574-579.
Original article in IJSEM Online
Mesorhizobium cantuariense De Meyer et al. 2015, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) ICMP 19515=LMG 28225=HAMBI 3604 .
Sequence accession no. (16S rRNA gene) for the type strain: KC237397.
Etymology: N.L. neut. adj. cantuariense, of Canterbury, referring to the place from which this species was first isolated.
Source: Plant.
Valid publication: DE MEYER, S. E., TAN, H. W., HEENAN, P. B., ANDREWS, M. and WILLEMS, A. 2015. Mesorhizobium waimense sp. nov. isolated from Sophora longicarinata root nodules and Mesorhizobium cantuariense sp. nov. isolated from Sophora microphylla root nodules Int. J. Syst. Evol. Microbiol., 65, 3419-3426.
Original article in IJSEM Online
Mesorhizobium caraganae Guan et al. 2008, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CCBAU 11299 = HAMBI 2990 = LMG 24397.
Sequence accession no. (16S rRNA gene) for the type strain: EF149003.
Etymology: N.L. gen. n. caraganae, of Caragana, a genus of leguminous plants, referring to the rhizobium isolated from root nodules of Caragana spp.
Valid publication: GUAN (S.H.), CHEN (W.F.), WANG (E.T.), LU (Y.L.), YAN (X.R.), ZHANG (X.X.) and CHEN (W.X.): Mesorhizobium caraganae sp. nov., a novel rhizobial species nodulated with Caragana spp. in China. Int. J. Syst. Evol. Microbiol., 2008, 58, 2646-2653.
Original article in IJSEM Online
Mesorhizobium chacoense Velázquez et al. 2001, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CECT 5336 = LMG 19008.
Sequence accession no. (16S rRNA gene) for the type strain: AJ278249.
Etymology: N.L. neut. adj. chacoense, pertaining to El Chaco, Argentina, where the type strain was isolated.
Valid publication: VELÁZQUEZ (E.), IGUAL (J.M.), WILLEMS (A.), FERNÁNDEZ (M.P.), MUÑOZ (E.), MATEOS (P.F.), ABRIL (A.), TORO (N.), NORMAND (P.), CERVANTES (E.), GILLIS (M.) and MARTÍNEZ-MOLINA (E.): Mesorhizobium chacoense sp. nov., a novel species that nodulates Prosopis alba in the Chaco Arido region (Argentina). Int. J. Syst. Evol. Microbiol., 2001, 51, 1011-1021.
Original article in IJSEM Online
Mesorhizobium ciceri (Nour et al. 1994) Jarvis et al. 1997, comb. nov.
Type strain: (see also Global Catalogue of Microorganisms) UPM-Ca7 = ATCC 51585= CIP 104229 = DSM 11540 = HAMBI 1750 = JCM 21564 = LMG 14989 = NBRC 100389.
Sequence accession no. (16S rRNA gene) for the type strain: U07934.
Basonym: ¤ Rhizobium ciceri Nour et al. 1994.
Etymology: L. n. cicer -eris, the chickpea, and also a botanical generic name; L. gen. n. ciceri, of Cicer.
Valid publication: JARVIS (B.D.W.), VAN BERKUM (P.), CHEN (W.X.), NOUR (S.M.), FERNANDEZ (M.P.), CLEYET-MAREL (J.C.) and GILLIS (M.): Transfer of Rhizobium loti, Rhizobium huakuii, Rhizobium ciceri, Rhizobium mediterraneum, and Rhizobium tianshanense to Mesorhizobium gen. nov. Int. J. Syst. Bacteriol., 1997, 47, 895-898.
Original article in IJSB Online
Mesorhizobium delmotii Mohamad et al. 2018, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) STM4623=CFBP 8436=LMG 29640.
Sequence accession no. (16S rRNA gene) for the type strain: KP242314.
Etymology: N/A.
Source: Environmental - marine.
Valid publication: VALIDATION LIST no. 182. List of new names and new combinations previously effectively, but not validly, published. Int. J. Syst. Evol. Microbiol., 68 (2018), 2130-2133.
Validation List Online
Effective publication: MOHAMAD, R., WILLEMS, A., LE QUERE, A., MAYNAUD, G., PERVENT, M., BONABAUD, M., DUBOIS, E., CLEYET-MAREL, J. C. and BRUNEL, B. 2017. Mesorhizobium delmotii and Mesorhizobium prunaredense are two new species containing rhizobial strains within the symbiovar anthyllidis. Syst. Appl. Microbiol., 40, 135-143.
Effective publication Online
Mesorhizobium ephedrae Liu et al. 2018, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) 6GN-30=ACCC 60073=KCTC 62410.
Sequence accession no. (16S rRNA gene) for the type strain: MH105075.
Whole-genome sequence accession no.: GCA_003012745.1.
Etymology: N.L. gen. n. ephedrae, of Ephedra, referring to the generic name of Ephedra przewalskii from which the strain was isolated.
Source: Plant.
Valid publication: LIU, L., LIANG, L. X., ZHANG, X. X., LI, L. B. and SUN, Q. W. 2018. Mesorhizobium ephedrae sp. nov. isolated from the roots of Ephedra przewalskii in Kumtag desert. Int. J. Syst. Evol. Microbiol., 68, 3615-3620.
Original article in IJSEM Online
Mesorhizobium erdmanii Martínez-Hidalgo et al. 2015, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) USDA 3471=CECT 8631=LMG 17826t2.
Sequence accession no. (16S rRNA gene) for the type strain: KM192334.
Etymology: N.L. masc. gen. n. erdmanii, named after L. W. Erdman (deceased), who made valuable contributions to rhizobia research.
Source: Plant.
Valid publication: MARTÍNEZ-HIDALGO, P., RAMÍREZ-BAHENA, M. H., FLORES-FELIX, J. D., RIVAS, R., IGUAL, J. M., MATEOS, P. F., MARTÍNEZ-MOLINA, E., LÉON-BARRIOS, M., PEIX, A. and VELÁZQUEZ, E. 2015. Revision of the taxonomic status of type strains of Mesorhizobium loti and reclassification of strain USDA 3471T as the type strain of Mesorhizobiumerdmanii sp. nov. and ATCC 33669T as the type strain of Mesorhizobium jarvisii sp. nov. Int. J. Syst. Evol. Microbiol., 65, 1703-1708.
Original article in IJSEM Online
Mesorhizobium gobiense Han et al. 2008, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CCBAU 83330 = HAMBI 2974 = LMG 23949.
Sequence accession no. (16S rRNA gene) for the type strain: EF035064.
Etymology: N.L. neut. adj. gobiense, pertaining to the Gobi desert, where the strains reported in this study were isolated.
Valid publication: HAN (T.X.), HAN (L.L.), WU (L.J.), CHEN (W.F.), SUI (X.H.), GU (J.G.), WANG (E.T.) and CHEN (W.X.): Mesorhizobium gobiense sp. nov. and Mesorhizobium tarimense sp. nov., isolated from wild legumes growing in desert soils of Xinjiang, China. Int. J. Syst. Evol. Microbiol., 2008, 58, 2610-2618.
Original article in IJSEM Online
Mesorhizobium hawassense Degefu et al. 2013, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) AC99b = HAMBI 3301 = LMG 26968.
Sequence accession no. (16S rRNA gene) for the type strain: GQ847899.
Etymology: N.L. neut. adj. hawassense, of or belonging to Hawassa, referring to Hawassa, the regional capital of southern Ethiopia where the type strain was isolated.
Valid publication: DEGEFU (T.), WOLDE-MESKEL (E.), LIU (B.), CLEENWERCK (I.), WILLEMS (A.) and FROSTEGÅRD (Å.): Mesorhizobium shonense sp. nov., Mesorhizobium hawassense sp. nov. and Mesorhizobium abyssinicae sp. nov., isolated from root nodules of different agroforestry legume trees. Int. J. Syst. Evol. Microbiol., 2013, 63, 1746-1753.
Original article in IJSEM Online
Mesorhizobium helmanticense Marcos et al. 2017, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CSLC115N= LMG 29734=CECT 9168.
Sequence accession no. (16S rRNA gene) for the type strain: KT899885.
Etymology: N.L. neut. adj. helmanticense, pertaining to Helmantica, the name of Salamanca in Roman times.
Source: Plant.
Valid publication: MARCOS-GARCIA, M., MENENDEZ, E., RAMIREZ-BAHENA, M. H., MATEOS, P. F., PEIX, A., VELAZQUEZ, E. and RIVAS, R. 2017. Mesorhizobium helmanticense sp. nov., isolated from Lotus corniculatus nodules. Int. J. Syst. Evol. Microbiol., 67, 2301-2305.
Original article in IJSEM Online
Mesorhizobium huakuii (Chen et al. 1991) Jarvis et al. 1997, comb. nov.
Type strain: (see also Global Catalogue of Microorganisms) 103 = ATCC 51122= CCBAU 2609 = DSM 6573 = HAMBI 1674 = HAMBI 2035 = IFO (now NBRC) 15243 = JCM 21036 = LMG 14107.
Sequence accession no. (16S rRNA gene) for the type strain: D13431.
Basonym: ¤ Rhizobium huakuii Chen et al. 1991.
Etymology: N.L. gen. n. huakuii, of Huakui, named in honor of Huakui Chen, a Chinese professor of soil microbiology, who is the pioneer in investigating the microsymbionts isolated from Astragalus sinicus.
Valid publication: JARVIS (B.D.W.), VAN BERKUM (P.), CHEN (W.X.), NOUR (S.M.), FERNANDEZ (M.P.), CLEYET-MAREL (J.C.) and GILLIS (M.): Transfer of Rhizobium loti, Rhizobium huakuii, Rhizobium ciceri, Rhizobium mediterraneum, and Rhizobium tianshanense to Mesorhizobium gen. nov. Int. J. Syst. Bacteriol., 1997, 47, 895-898.
Original article in IJSB Online
Mesorhizobium japonicum Martinez-Hidalgo et al. 2016, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) MAFF 303099=LMG 29417=CECT 9101.
Sequence accession no. (complete genome) for the type strain: NC_002678.
Whole-genome sequence accession no. for the type strain: NC_002678.
Etymology: N.L. neut. adj. japonicum, pertaining to Japan, referring to the place of isolation of the type strain.
Source: Plant.
Valid publication: MARTINEZ-HIDALGO, P., RAMIREZ-BAHENA, M. H., FLORES-FELIX, J. D., IGUAL, J. M., SANJUAN, J., LEON-BARRIOS, M., PEIX, A. and VELAZQUEZ, E. 2016. Reclassification of strains MAFF 303099T and R7A into Mesorhizobium japonicum sp. nov. Int. J. Syst. Evol. Microbiol., 66, 4936-4941.
Original article in IJSEM Online
Mesorhizobium jarvisii Martínez-Hidalgo et al. 2015, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) ATCC 33669=CECT 8632=LMG 28313.
Sequence accession no. (16S rRNA gene) for the type strain: KM192335.
Etymology: N.L. masc. gen. n. jarvisii, named after B. D. W. Jarvis, who made valuable contributions in Mesorhizobium research.
Source: Plant.
Valid publication: MARTÍNEZ-HIDALGO, P., RAMÍREZ-BAHENA, M. H., FLORES-FELIX, J. D., RIVAS, R., IGUAL, J. M., MATEOS, P. F., MARTÍNEZ-MOLINA, E., LÉON-BARRIOS, M., PEIX, A. and VELÁZQUEZ, E. 2015. Revision of the taxonomic status of type strains of Mesorhizobium loti and reclassification of strain USDA 3471T as the type strain of Mesorhizobium erdmanii sp. nov. and ATCC 33669T as the type strain of Mesorhizobium jarvisii sp. nov. Int. J. Syst. Evol. Microbiol., 65, 1703-1708.
Original article in IJSEM Online
Mesorhizobium kowhaii De Meyer et al. 2016, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) ICMP 19512=LMG 28222=HAMBI 3603.
Sequence accession no. (16S rRNA gene) for the type strain: KC237394.
Whole-genome sequence accession no. for the type strain: -.
Etymology: N.L. gen. n. kowhaii, of kowhai, indigenous Maori name for Sophora, from which the type strain was isolated.
Source: Plant.
Valid publication: DE MEYER, S. E., TAN, H. W., ANDREWS, M., HEENAN, P. B. and WILLEMS, A. 2016. Mesorhizobium calcicola sp. nov., Mesorhizobium waitakense sp. nov., Mesorhizobium sophorae sp. nov., Mesorhizobium newzealandense sp. nov. and Mesorhizobium kowhaii sp. nov. isolated from Sophora root nodules. Int. J. Syst. Evol. Microbiol., 66, 786-795.
Original article in IJSEM Online
Mesorhizobium loti (Jarvis et al. 1982) Jarvis et al. 1997, comb. nov. (Type species of the genus.)
Type strain: (see also Global Catalogue of Microorganisms) ATCC 700743= CCUG 27878 = DSM 2626 = HAMBI 1129 = IFO (now NBRC) 14779 = JCM 21464 = LMG 6125 = NZP 2213.
Sequence accession no. (16S rRNA gene) for the type strain: X67229.
Basonym: ¤ Rhizobium loti Jarvis et al. 1982.
Etymology: L. n. Lotus, the name of several plants and also the generic name of leguminous plants (Lotus); L. gen. n. loti, of Lotus.
Valid publication: JARVIS (B.D.W.), VAN BERKUM (P.), CHEN (W.X.), NOUR (S.M.), FERNANDEZ (M.P.), CLEYET-MAREL (J.C.) and GILLIS (M.): Transfer of Rhizobium loti, Rhizobium huakuii, Rhizobium ciceri, Rhizobium mediterraneum, and Rhizobium tianshanense to Mesorhizobium gen. nov. Int. J. Syst. Bacteriol., 1997, 47, 895-898.
Original article in IJSB Online
Note: The strain ATCC 33669, designated as the type strain of Rhizobium loti and the type strain of Mesorhizobium loti, is a mixed culture [1] and has been deaccessioned by the ATCC [2]. The ATCC accessioned in its place the strain ATCC 700743 [2].
References:
1 WILLEMS (A.), HOSTE (B.), TANG (J.), JANSSENS (D.) and GILLIS (M.): Differences between subcultures of the Mesorhizobium loti type strain from different culture collections. Syst. Appl. Microbiol., 2001, 24, 549-553.
Original article Online
2 TANG (J.): Personal communication (June 14, 2002).
→ Mesorhizobium loti (Jarvis et al. 1982) Jarvis et al. 1997 emend. Hameed et al. 2015.
Reference: Hameed, A., Shahina, M., Lai, W.-A., Lin, S.-Y., Young, L.-S., Liu, Y.-C., Hsu, Y.-H. and Young, C.-C. 2015. Oricola cellulosilytica gen. nov., sp. nov., a cellulose-degrading bacterium of the family Phyllobacteriaceae isolated from surface seashore water, and emended descriptions of Mesorhizobium loti Phyllobacterium myrsinacearum. Antonie van Leeuwenhoek, 107, 759-771.
Original article.
Mesorhizobium mediterraneum (Nour et al. 1995) Jarvis et al. 1997, comb. nov.
Type strain: (see also Global Catalogue of Microorganisms) UPM-Ca36 = ATCC 51670= DSM 11555 = HAMBI 2096 = JCM 21565 = LMG 17148 = NBRC 102497.
Sequence accession no. (16S rRNA gene) for the type strain: AM181745.
Basonym: ¤ Rhizobium mediterraneum Nour et al. 1995.
Etymology: L. neut. adj. mediterraneum, midland, inland, remote from the sea, mediterranean (opp. to maritimus), and, in late Latin, used to refer to the Mediterranean Sea (Mediterraneum mare).
Valid publication: JARVIS (B.D.W.), VAN BERKUM (P.), CHEN (W.X.), NOUR (S.M.), FERNANDEZ (M.P.), CLEYET-MAREL (J.C.) and GILLIS (M.): Transfer of Rhizobium loti, Rhizobium huakuii, Rhizobium ciceri, Rhizobium mediterraneum, and Rhizobium tianshanense to Mesorhizobium gen. nov. Int. J. Syst. Bacteriol., 1997, 47, 895-898.
Original article in IJSB Online
Mesorhizobium metallidurans Vidal et al. 2009, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) STM 2683 = CFBP 7147 = LMG 24485.
Sequence accession no. (16S rRNA gene) for the type strain: AM930381.
Etymology: L. n. metallum, metal; L. part. adj. durans, enduring; N.L. part. adj. metallidurans, enduring metal, referring to the metal resistance of strains of the species.
Valid publication: VIDAL (C.), CHANTREUIL (C.), BERGE (O.), MAURÉ (L.), ESCARRÉ (J.), BÉNA (G.), BRUNEL (B.) and CLEYET-MAREL (J.C.): Mesorhizobium metallidurans sp. nov., a metal-resistant symbiont of Anthyllis vulneraria growing on metallicolous soil in Languedoc, France. Int. J. Syst. Evol. Microbiol., 2009, 59, 850-855.
Original article in IJSEM Online
Mesorhizobium muleiense Zhang et al. 2012, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CCBAU 83963 = CGMCC 1.11022 = HAMBI 3264.
Sequence accession no. (16S rRNA gene) for the type strain: HQ316710.
Etymology: N.L. neut. adj. muleiense, of or belonging to Mulei, the name of a county in Xinjiang, China, where the bacterium was isolated; this region is geographically protected for chickpea production.
Valid publication: ZHANG (J.J.), LIU (T.Y.), CHEN (W.F.), WANG (E.T.), SUI (X.H.), ZHANG (X.X.), LI (Y.), LI (Y.) and CHEN (W.X.): Mesorhizobium muleiense sp. nov., nodulating with Cicer arietinum L. Int. J. Syst. Evol. Microbiol., 2012, 62, 2737-2742.
Original article in IJSEM Online
Mesorhizobium newzealandense De Meyer et al. 2016, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) ICMP 19545=LMG 28226=HAMBI 3607.
Sequence accession no. (16S rRNA gene) for the type strain: KC237410.
Whole-genome sequence accession no. for the type strain: -.
Etymology: N.L. neut. adj. newzealandense, pertaining to New Zealand.
Source: Plant.
Valid publication: DE MEYER, S. E., TAN, H. W., ANDREWS, M., HEENAN, P. B. and WILLEMS, A. 2016. Mesorhizobium calcicola sp. nov., Mesorhizobium waitakense sp. nov., Mesorhizobium sophorae sp. nov., Mesorhizobium newzealandense sp. nov. and Mesorhizobium kowhaii sp. nov. isolated from Sophora root nodules. Int. J. Syst. Evol. Microbiol., 66, 786-795.
Original article in IJSEM Online
Mesorhizobium oceanicum Fu et al. 2017, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) B7=KCTC 42783=MCCC 1K02305.
Sequence accession no. (16S rRNA gene) for the type strain: KT157593.
Etymology: L. neut. adj. oceanicum, belonging to the sea.
Source: Environmental - marine.
Valid publication: FU, G. Y., YU, X. Y., ZHANG, C. Y., ZHAO, Z., WU, D., SU, Y., WANG, R. J., HAN, S. B., WU, M. and SUN, C. 2017. Mesorhizobium oceanicum sp. nov., isolated from deep seawater. Int. J. Syst. Evol. Microbiol., 67, 2739-2745.
Original article in IJSEM Online
Mesorhizobium olivaresii Lorite et al. 2017, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CPS13=CECT 9099=LMG 29295.
Sequence accession no. (16S rRNA gene) for the type strain: FM203302.
Etymology: N/A.
Source: Plant.
Valid publication: VALIDATION LIST no. 177. List of novel names and novel combinations previously effectively, but not validly, published. Int. J. Syst. Evol. Microbiol., 67 (2017), 3140-3143.
Validation List Online
Effective publication: LORITE, M. J., FLORES-FELIX, J. D., PEIX, A., SANJUAN, J. and VELAZQUEZ, E. 2016. Mesorhizobium olivaresii sp. nov. isolated from Lotus corniculatus nodules. Syst. Appl. Microbiol., 39, 557-561.
Effective publication Online
Mesorhizobium opportunistum Nandasena et al. 2009, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) WSM2075 = HAMBI 3007 = LMG 24607.
Sequence accession no. (16S rRNA gene) for the type strain: AY601515, CP002279 (complete genome).
Etymology: N.L. neut. adj. opportunistum (from L. adj. opportunus, opportune, advantageous, serviceable, useful), 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.
Valid publication: NANDASENA (K.G.), O'HARA (G.W.), TIWARI (R.P.), WILLEMS (A.) and HOWIESON (J.G.): 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.
Original article in IJSEM Online
Note: The epithet opportunistum is a neo-Latin adjective, not a Latin adjective as cited in the paper by Nandasena et al. 2009.
Mesorhizobium plurifarium de Lajudie et al. 1998, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CIP 105884 = JCM 21566 = LMG 11892 = NBRC 102498 = ORS 1032.
Sequence accession no. (16S rRNA gene) for the type strain: Y14158.
Etymology: L. neut. adj. plurifarum (from L. adv. plurifariam, in many parts or places), varied, numerous; referring to the fact that this species contains strains isolated from several places in East Africa,West Africa, and South America.
Valid publication: DE LAJUDIE (P.), WILLEMS (A.), NICK (G.), MOREIRA (F.), MOLOUBA (F.), HOSTE (B.), TORCK (U.), NEYRA (M.), COLLINS (M.D.), LINDSTRÖM (K.), DREYFUS (B.) and GILLIS (M.): Characterization of tropical tree rhizobia and description of Mesorhizobium plurifarium sp. nov. Int. J. Syst. Bacteriol., 1998, 48, 369-382.
Original article in IJSEM Online
Mesorhizobium prunaredense Mohamad et al. 2018, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) STM4891=CFBP 8437=LMG 29641.
Sequence accession no. (16S rRNA gene) for the type strain: KP242313.
Whole-genome sequence accession no.: FTPD00000000.
Etymology: N/A.
Source: Plant.
Valid publication: VALIDATION LIST no. 182. List of new names and new combinations previously effectively, but not validly, published. Int. J. Syst. Evol. Microbiol., 68 (2018), 2130-2133.
Validation List Online
Effective publication: MOHAMAD, R., WILLEMS, A., LE QUERE, A., MAYNAUD, G., PERVENT, M., BONABAUD, M., DUBOIS, E., CLEYET-MAREL, J. C. and BRUNEL, B. 2017. Mesorhizobium delmotii and Mesorhizobium prunaredense are two new species containing rhizobial strains within the symbiovar anthyllidis. Syst. Appl. Microbiol., 40, 135-143.
Effective publication Online
Mesorhizobium qingshengii Zheng et al. 2013, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CCBAU 33460 = CGMCC 1.12097 = HAMBI 3277 = LMG 26793.
Sequence accession no. (16S rRNA gene) for the type strain: JQ339788.
Etymology: N.L. gen. masc. n. qingshengii, of Qing-Sheng, named in honour of Dr Qing-Sheng Fan, a respected soil microbiological scientist, and one of the first microbiologists to study rhizobia isolated from Astragalus sinicus in China.
Valid publication: ZHENG (W.T.), LI (Y.), WANG (R.), SUI (X.H.), ZHANG (X.X.), ZHANG (J.J.), WANG (E.T.) and CHEN (W.X.): Mesorhizobium qingshengii sp. nov., isolated from effective nodules of Astragalus sinicus. Int. J. Syst. Evol. Microbiol., 2013, 63, 2002-2007.
Original article in IJSEM Online
Mesorhizobium robiniae Zhou et al. 2010, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CCNWYC 115 = ACCC 14543 = HAMBI 3082.
Sequence accession no. (16S rRNA gene) for the type strain: EU849582.
Etymology: N.L. gen. n. robiniae, of Robinia, a genus of leguminous plants, referring to the host from which this species was first isolated.
Valid publication: ZHOU (P.F.), CHEN (W.M.) and WEI (G.H.): Mesorhizobium robiniae sp. nov., isolated from root nodules of Robinia pseudoacacia. Int. J. Syst. Evol. Microbiol., 2010, 60, 2552-2556.
Original article in IJSEM Online
Mesorhizobium sangaii Zhou et al. 2013, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) SCAU7=HAMBI 3318=ACCC 13218.
Sequence accession no. (16S rRNA gene) for the type strain: EU514525.
Etymology: Tibetan n. sangai, Astragalus; N.L. gen. n. sangaii of sangai, isolated from root nodules of Astragalus luteolus.
Source: Plant.
Valid publication: ZHOU, S., LI, Q., JIANG, H., LINDSTRÖM, K. and ZHANG, X. 2013. Mesorhizobium sangaii sp. nov., isolated from the root nodules of Astragalus luteolus and Astragalus ernestii. Int. J. Syst. Evol. Microbiol., 63, 2794-2799.
Original article in IJSEM Online
Mesorhizobium sanjuanii Sannazzaro et al. 2018, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) BSA136=CECT 9305=LMG 30060.
Sequence accession no. (16S rRNA gene) for the type strain: MF979853.
Whole-genome sequence accession no.: NWQG00000000.1.
Etymology: N.L. gen. masc. n. sanjuanii, named after Dr Juan Sanjuán Pinilla of the Zaidin Experimental Station, Granada, Spain, for his valuable contribution to the development of rhizobial research in Spain and Latin America.
Source: Plant.
Valid publication: SANNAZZARO, A. I., TORRES TEJERIZO, G., FONTANA, M. F., CUMPA VELASQUEZ, L. M., HANSEN, L. H., PISTORIO, M. and ESTRELLA, M. J. 2018. Mesorhizobium sanjuanii sp. nov., isolated from nodules of Lotus tenuis in the saline-alkaline lowlands of Flooding Pampa, Argentina. Int. J. Syst. Evol. Microbiol., 68, 2936-2942.
Original article in IJSEM Online
Mesorhizobium sediminum Yuan et al. 2016, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) YIM M12096=CCTCC AB 2014219=KCTC 42205.
Sequence accession no. (16S rRNA gene) for the type strain: KX151664.
Whole-genome sequence accession no. for the type strain: .
Etymology: L. gen. pl. n. sediminum, of sediments, pertaining to source of the isolate.
Source: Environmental - marine.
Valid publication: YUAN, C. G., JIANG, Z., XIAO, M., ZHOU, E. M., KIM, C. J., HOZZEIN, W. N., PARK, D. J., ZHI, X. Y. and LI, W. J. 2016. Mesorhizobium sediminum sp. nov., isolated from deep-sea sediment. Int. J. Syst. Evol. Microbiol., 66, 4797-4802.
Original article in IJSEM Online
Type strain: (see also Global Catalogue of Microorganisms) SDW014 = CCBAU 11014 = HAMBI 2582.
Sequence accession no. (16S rRNA gene) for the type strain: AF508207.
Etymology: L. neut. adj. septentrionale, northern, implying that the strains were isolated from the northern parts of China.
Valid publication: GAO (J.L.), TURNER (S.L.), KAN (F.L.), WANG (E.T.), TAN (Z.Y.), QIU (Y.H.), GU (J.), TEREFEWORK (Z.), YOUNG (J.P.W.), LINDSTRÖM (K.) and CHEN (W.X.): Mesorhizobium septentrionale sp. nov. and Mesorhizobium temperatum sp. nov., isolated from Astragalus adsurgens growing in the northern regions of China. Int. J. Syst. Evol. Microbiol., 2004, 54, 2003-2012.
Original article in IJSEM Online
Mesorhizobium shangrilense Lu et al. 2009, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CCBAU 65327 = HAMBI 3050 = LMG 24762.
Sequence accession no. (16S rRNA gene) for the type strain: EU074203.
Etymology: N.L. neut. adj. shangrilense, pertaining to Shangri-La, the name of the area covering the sites where the first strains were isolated.
Valid publication: LU (Y.L.), CHEN (W.F.), WANG (E.T.), HAN (L.L.), ZHANG (X.X.), CHEN (W.X.) and HAN (S.Z.): Mesorhizobium shangrilense sp. nov., isolated from root nodules of Caragana species. Int. J. Syst. Evol. Microbiol., 2009, 59, 3012-3018.
Original article in IJSEM Online
Mesorhizobium shonense Degefu et al. 2013, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) AC39a = HAMBI 3295 = LMG 26966.
Sequence accession no. (16S rRNA gene) for the type strain: GQ847890.
Etymology: N.L. neut. adj. shonense, of or belonging to Shone, referring to Shone in southern Ethiopia, the location where this species was first isolated.
Valid publication: DEGEFU (T.), WOLDE-MESKEL (E.), LIU (B.), CLEENWERCK (I.), WILLEMS (A.) and FROSTEGÅRD (Å.): Mesorhizobium shonense sp. nov., Mesorhizobium hawassense sp. nov. and Mesorhizobium abyssinicae sp. nov., isolated from root nodules of different agroforestry legume trees. Int. J. Syst. Evol. Microbiol., 2013, 63, 1746-1753.
Original article in IJSEM Online
Mesorhizobium silamurunense Zhao et al. 2012, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CCBAU 01550 = HAMBI 3029 = LMG 24822.
Sequence accession no. (16S rRNA gene) for the type strain: EU399698.
Etymology: N.L. neut. adj. silamurunense, of or belonging to silamurun (Yellow River in Mongolian), referring to the original isolation of this bacteria from the Yellow River valley.
Valid publication: ZHAO (C.T.), WANG (E.T.), ZHANG (Y.M.), CHEN (W.F.), SUI (X.H.), CHEN (W.X.), LIU (H.C.) and ZHANG (X.X.): Mesorhizobium silamurunense sp. nov., isolated from root nodules of Astragalus species. Int. J. Syst. Evol. Microbiol., 2012, 62, 2180-2186.
Original article in IJSEM Online
Mesorhizobium soli Nguyen et al. 2015, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) NHI-8=JCM 19897=KACC 17916=KEMB 9005-153.
Sequence accession no. (16S rRNA gene) for the type strain: KC484966.
Whole-genome sequence accession no. for the type strain: -.
Etymology: L. gen. n. soli, of the soil, the source of the type strain.
Source: Plant.
Valid publication: Validation List no. 166. List of new names and new combinations previously effectively, but not validly, published. Int. J. Syst. Evol. Microbiol., 65 (2015), 3763-3767.
Validation List Online
Effective publication: Nguyen, T.M., Pham, V.H.T. and Kim, J. 2015. Mesorhizobium soli sp. nov., a novel species isolated from the rhizosphere of Robinia pseudoacacia L. in South Korea by using a modified culture method. Antonie van Leeuwenhoek 108, 301-310.
Effective publication Online
Mesorhizobium sophorae De Meyer et al. 2016, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) ICMP 19535=LMG 28223=HAMBI 3606.
Sequence accession no. (16S rRNA gene) for the type strain: KC237424.
Whole-genome sequence accession no. for the type strain: -.
Etymology: N.L. gen. n. Sophora, botanical name of a genus of leguminous plants; N.L. gen. n. sophorae, of Sophora, referring to the host from which the type strain was isolated.
Source: Plant.
Valid publication: DE MEYER, S. E., TAN, H. W., ANDREWS, M., HEENAN, P. B. and WILLEMS, A. 2016. Mesorhizobium calcicola sp. nov., Mesorhizobium waitakense sp. nov., Mesorhizobium sophorae sp. nov., Mesorhizobium newzealandense sp. nov. and Mesorhizobium kowhaii sp. nov. isolated from Sophora root nodules. Int. J. Syst. Evol. Microbiol., 66, 786-795.
Original article in IJSEM Online
Mesorhizobium tamadayense Ramírez-Bahena et al. 2012, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) Ala-3 = CECT 8040 = LMG 26736.
Sequence accession no. (16S rRNA gene) for the type strain: AM491621.
Etymology: N.L. neut. adj. tamadayense, of or belonging to Tamadaya, Canary aboriginal name for the ravine where the isolates were found.
Valid publication: Validation List no. 148. Int. J. Syst. Evol. Microbiol., 2012, 62, 2549-2554.
Effective publication: RAMÍREZ-BAHENA (M.H.), HERNÁNDEZ (M.), PEIX (A.), VELÁZQUEZ (E.) and LEÓN-BARRIOS (M.): Mesorhizobial strains nodulating Anagyris latifolia and Lotus berthelotii in Tamadaya ravine (Tenerife, Canary Islands) are two symbiovars of the same species, Mesorhizobium tamadayense sp. nov. Syst. Appl. Microbiol., 2012, 35, 334-341.
Validation List no. 148 in IJSEM Online - Effective publication Online
Mesorhizobium tarimense Han et al. 2008, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) CCBAU 83306 = HAMBI 2973 = LMG 24338.
Sequence accession no. (16S rRNA gene) for the type strain: EF035058.
Etymology: N.L. neut. adj. tarimense, referring to the Tarim basin, from where the strains reported in this study were isolated.
Valid publication: HAN (T.X.), HAN (L.L.), WU (L.J.), CHEN (W.F.), SUI (X.H.), GU (J.G.), WANG (E.T.) and CHEN (W.X.): Mesorhizobium gobiense sp. nov. and Mesorhizobium tarimense sp. nov., isolated from wild legumes growing in desert soils of Xinjiang, China. Int. J. Syst. Evol. Microbiol., 2008, 58, 2610-2618.
Original article in IJSEM Online
Mesorhizobium temperatum Gao et al. 2004, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) SDW018 = CCBAU 11018 = HAMBI 2583 = JCM 21781.
Sequence accession no. (16S rRNA gene) for the type strain: AF508208.
Etymology: L. neut. adj. temperatum, temperate, implying that the strains were isolated from temperate zones.
Valid publication: GAO (J.L.), TURNER (S.L.), KAN (F.L.), WANG (E.T.), TAN (Z.Y.), QIU (Y.H.), GU (J.), TEREFEWORK (Z.), YOUNG (J.P.W.), LINDSTRÖM (K.) and CHEN (W.X.): Mesorhizobium septentrionale sp. nov. and Mesorhizobium temperatum sp. nov., isolated from Astragalus adsurgens growing in the northern regions of China. Int. J. Syst. Evol. Microbiol., 2004, 54, 2003-2012.
Original article in IJSEM Online
Mesorhizobium thiogangeticum Ghosh and Roy 2006, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) SJT = LMG 22697 = MTCC 7001.
Sequence accession no. (16S rRNA gene) for the type strain: AJ864462.
Etymology: Gr. n. theion (Latin transliteration thium), sulfur; L. adj. gangeticus, from Ganga; N.L. neut. adj. thiogangeticum, because the bacterium is so far the only sulfur-lithotrophic member of Mesorhizobium and it is native of the Gangetic plains of India.
Valid publication: GHOSH (W.) and ROY (P.): Mesorhizobium thiogangeticum sp. nov., a novel sulfur-oxidizing chemolithoautotroph from rhizosphere soil of an Indian tropical leguminous plant. Int. J. Syst. Evol. Microbiol., 2006, 56, 91-97.
Original article in IJSEM Online
Mesorhizobium tianshanense (Chen et al. 1995) Jarvis et al. 1997, comb. nov.
Type strain: (see also Global Catalogue of Microorganisms) A-1BS = CCBAU 3306 = CIP 105502 = DSM 11417 = HAMBI 1870 = JCM 21567 = LMG 18976 = NBRC 102499.
Sequence accession no. (16S rRNA gene) for the type strain: AF041447.
Basonym: ¤ Rhizobium tianshanense Chen et al. 1995.
Etymology: N.L. neut. adj. tianshanense, pertaining to the Tianshan Mountains in the Xingjiang region of the People' s Republic of China, where strains were isolated.
Valid publication: JARVIS (B.D.W.), VAN BERKUM (P.), CHEN (W.X.), NOUR (S.M.), FERNANDEZ (M.P.), CLEYET-MAREL (J.C.) and GILLIS (M.): Transfer of Rhizobium loti, Rhizobium huakuii, Rhizobium ciceri, Rhizobium mediterraneum, and Rhizobium tianshanense to Mesorhizobium gen. nov. Int. J. Syst. Bacteriol., 1997, 47, 895-898.
Original article in IJSB Online
Mesorhizobium waimense De Meyer et al. 2015, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) ICMP 19557=LMG 28228=HAMBI 3608 .
Sequence accession no. (16S rRNA gene) for the type strain: KC237387.
Etymology: N.L. gen. n. waima, of the Waima river, referring to the vicinity of the river where the nodules were collected and from where this species was first isolated.
Source: Plant.
Valid publication: DE MEYER, S. E., TAN, H. W., HEENAN, P. B., ANDREWS, M. and WILLEMS, A. 2015. Mesorhizobium waimense sp. nov. isolated from Sophora longicarinata root nodules and Mesorhizobium cantuariense sp. nov. isolated from Sophora microphylla root nodules Int. J. Syst. Evol. Microbiol., 65, 3419-3426.
Original article in IJSEM Online
Mesorhizobium waitakense De Meyer et al. 2016, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) ICMP 19523=LMG 28227=HAMBI 3605.
Sequence accession no. (16S rRNA gene) for the type strain: KC237413.
Whole-genome sequence accession no. for the type strain: -.
Etymology: N.L. neut. adj. waitakense, of Waitaki river, referring to the vicinity of the river where the nodules were collected and from where the type strain was isolated.
Source: Plant.
Valid publication: DE MEYER, S. E., TAN, H. W., ANDREWS, M., HEENAN, P. B. and WILLEMS, A. 2016. Mesorhizobium calcicola sp. nov., Mesorhizobium waitakense sp. nov., Mesorhizobium sophorae sp. nov., Mesorhizobium newzealandense sp. nov. and Mesorhizobium kowhaii sp. nov. isolated from Sophora root nodules. Int. J. Syst. Evol. Microbiol., 66, 786-795.
Original article in IJSEM Online
Mesorhizobium wenxiniae Zhang et al. 2018, sp. nov.
Type strain: (see also Global Catalogue of Microorganisms) WYCCWR 10195=S1-3-7=HAMBI 3692=LMG 30254.
Sequence accession no. (16S rRNA gene) for the type strain: KX132877.
Whole-genome sequence accession no.: NPKH00000000.
Etymology: N.L. gen. n. wenxiniae, in honour of Dr Wen-Xin Chen from China Agricultural University.
Source: Plant.
Valid publication: ZHANG, J., GUO, C., CHEN, W., DE LAJUDIE, P., ZHANG, Z., SHANG, Y. and WANG, E. T. 2018. Mesorhizobium wenxiniae sp. nov., isolated from chickpea (Cicer arietinum L.) in China. Int. J. Syst. Evol. Microbiol., 68, 1930-1936.
Original article in IJSEM Online