Uses, abundance perception, and potential geographical distribution of Smilax aristolochiifolia Mill (SMILACACEAE) on the Totonacapan Region of Puebla, Mexico

Table 3 Environmental and bioclimatic variables used to assess the geographical potential distribution area of S. aristolochiifolia in the State of Puebla, Mexico

Code	Variable description	Units
Bio1	Average annual temperature	°C
Bio2	Diurnal temperature oscillation	°C
Bio3	Isothermality	Dimensionless
Bio4	Temperature seasonality	CV
Bio5	Average maximum temperature of the warmest period	°C
Bio6	Average minimum temperature of the coldest period	°C
Bio7	Annual temperature oscillation	°C
Bio8	Average temperature of the rainiest four-month period	°C
Bio9	Average temperature of the driest four-month period	°C
Bio10	Average temperature of the warmest quarter	°C
Bio11	Average temperature of the coldest quarter	°C
Bio12	Annual precipitation	mm
Bio13	Precipitation of the rainiest period	mm
Bio14	Precipitation of the driest period	mm
Bio15	Seasonality of precipitation	CV
Bio16	Precipitation of the wettest four-month period	mm
Bio17	Precipitation of the driest four-month period	mm
Bio18	Precipitation of the hottest quarter	mm
Bio19	Coldest quarter precipitation	mm
Bio20	Altitude	m
Bio21	Humidity regime	Days
Bio22	Ground cover	23 types

°C = degree Celsius, CV = coefficient of variation; m = meters; mm = millimeters

ISSN: 1746-4269