Figure 5

(a) The habitat suitability distribution of atractylodes with lower atractylodin content than the standard of Pharmacopoeia. (b) The habitat suitability distribution of atractylodes with higher atractylodin content than the standard of Pharmacopoeia. Generated using the ArcMap version 10.0 software (ESRI Inc., California, USA. URL: http://www.esri.com/).