Azotobacter Beijerinck 1901 emend. Johnstone 1974 (Approved Lists 1980) Azotobacter chroococcum Beijerinck 1901 (Approved Lists 1980) emend. Jin et al. 2020 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Proteobacteria (sic) Garrity et al. 2021 Pseudomonadota corrig. Garrity et al. 2021 Alphaproteobacteriota (sic) Garrity et al. 2021 Gammaproteobacteria Garrity et al. 2005 emend. Williams and Kelly 2013 Pseudomonadales Orla-Jensen 1921 (Approved Lists 1980) emend. Liao et al. 2020 Pseudomonadaceae Winslow et al. 1917 (Approved Lists 1980) Azotobacter Beijerinck 1901 emend. Johnstone 1974 (Approved Lists 1980) Pseudomonadaceae Winslow et al. 1917 (Approved Lists 1980) Rugamonas Austin and Moss 1987 emend. Jeon et al. 2021 Chryseomonas Holmes et al. 1986 emend. Holmes et al. 1987 Flavimonas Holmes et al. 1987 Rhizobacter Goto and Kuwata 1988 emend. Imai et al. 2013 Pseudomonas Migula 1894 (Approved Lists 1980) emend. Yang et al. 2013 Permianibacter Wang et al. 2014 Oblitimonas Drobish et al. 2016 Serpens Hespell 1977 (Approved Lists 1980) Thiopseudomonas Tan et al. 2015 emend. Rudra and Gupta 2021 Azomonas Winogradsky 1938 emend. Johnstone 1974 (Approved Lists 1980) Azorhizophilus Thompson and Skerman 1981 Azomonotrichon Thompson and Skerman 1981 Phytomonas Bergey et al. 1923 Xanthomonas (Bergey et al. 1923) Dowson 1939 (Approved Lists 1980) emend. Vauterin et al. 1995 Entomomonas Wang et al. 2020 Parapseudomonas Saati-Santamaría et al. 2021 Denitrificimonas Saati-Santamaría et al. 2021 Halopseudomonas Rudra and Gupta 2021 Atopomonas Rudra and Gupta 2021 Neopseudomonas Saati-Santamaría et al. 2021 pro synon. Halopseudomonas Rudra and Gupta 2021 Stutzerimonas Lalucat et al. 2022 Azotobacter macrocytogenes Jensen 1955 (Approved Lists 1980) Azotobacter vinelandii Lipman 1903 (Approved Lists 1980) Azotobacter beijerinckii Lipman 1904 (Approved Lists 1980) Azotobacter armeniacus Thompson and Skerman 1981 Azotobacter salinestris Page and Shivprasad 1991 Azotobacter chroococcum Beijerinck 1901 (Approved Lists 1980) emend. Jin et al. 2020 Azotobacter nigricans Krasil'nikov 1949 (Approved Lists 1980) Azotobacter paspali Döbereiner 1966 (Approved Lists 1980) Azotobacter bryophylli Liu et al. 2019 Lipman J.G. Experiments on the transformation and fixation of nitrogen by bacteria. 1903 24 217 285 Report of the New Jersey Agricultural Experiment Station 0096-6398 Liu L. Yuan T. An Q. Yang M. Mao X. Mo C. Tan Z. Peng G. Azotobacter bryophylli sp. nov., isolated from the succulent plant Bryophyllum pinnatum. 2019 69 7 1986 1992 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.003412 31046894 Page W.J. Shivprasad S. Azotobacter salinestris sp. nov., a sodium-dependent, microaerophilic, and aeroadaptive nitrogen-fixing bacterium. 1991 41 3 369 376 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-41-3-369 Beijerinck M.W. Über oligonitrophile Mikroben. 1901 7 561 582 Zentralblatt für Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Abteilung II Zentralbl Bakteriol Parasitenkd Infektionskr Hyg 0044-4057 Döbereiner J. Azotobacter paspali, sp. nov., una bacteria fixadora de nitragenio na rizosferade Paspalum. 1966 1 357 365 Pesquisa Agropecuaria Brasileira Pesq Agropec Bras 0100-204X Jensen H.L. Azotobacter macrocytogenes n. sp., a nitrogen-fixing bacterium resistant to acid reaction. 1955 5 280 294 Acta Agriculturae Scandinavica Acta Agric Scand 0001-5121 Krasil'nikov N.A. English 1949 1 830 Guide to the Bacteria and Actinomycetes Ac. Sci. USSR Publ. Moscow Young J.M. Park D.C. Probable synonymy of the nitrogen-fixing genus Azotobacter and the genus Pseudomonas. 2007 57 12 2894 2901 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.64969-0 18048745 Pribram E. Klassification der Schizomyceten. 1933 1 143 Klassifikation der Schizomyceten (Bakterien) Franz Deuticke Leipzig Lipman J.G. Soil bacteriological studies. 1904 25 237 289 Report of the New Jersey Agricultural Experiment Station 0096-6398 Thompson J.P. Skerman V.B.D. Thompson J.P. Skerman V.B.D. 1979 1 405 Azotobacteraceae: The Taxonomy and Ecology of the Aerobic Nitrogen-Fixing Bacteria Academic Press London 0126890501