1405-2768 1405-2768 S1405-27682022000200101 10.18387/polibotanica.54.7 Mexico Mexico Mexico 00 00 2022 00 00 2022 54 101 121

2018 2003 15 1-4 2016 11-2016 11-2016 2011 2015 5 7 7 1981 1 109-23 2020 26 2 2 125-41 2000 21 25-45 2003 CONAGUA 2021 2017 2020 10 4 4 2009 10 1-10 2000 65 1 1 2012 5 1 1 2008 336 1999 47 1/3 1/3 2004 2016 17 1-12 1999 1980 1 1 1 73-86 2018 65 1649-61 IUSS Working Group WRB. 2015 106 106 2005 37 3 3 357-63 2005 56 93-109 2016 2015 16 2016 2014 48 1 1 97-121 2019 48 343-59 2021 42 1 1 1-10 2018 10 3 3 1994 48 2 2 130-8 2020 1965 9 1035-49 2014 41 9 9 2012 2014 2021 14 2 2 67-72 2020 50 47-66 2017 4 71-7 RStudio Team 2020 2016 192 SEMARNAT (Secretaría de Medio Ambiente y Recursos Naturales) 2002 2017 7 2 2 2004 2000 2012 8 84-5 2013 8 3744-9 2002 1990 8 2 2 166-72 2018 49 1 1 103-11 2010 105 1071-80 2021 11 1 1