Digestive plants in a Mapuche community of the Patagonian steppe: multidimensional variables that affect their knowledge and use

Background: In a rural Mapuche community of the Patagonian steppe (Chubut, Argentina), we analyzed how use and popularity digestive plants are affected by their aroma, presence dual medicinal-edible uses, versatility, biogeographical origin accessibility. Methods: Free listing in-depth interviews were conducted with 25 collaborators, complemented participant observation walks in field. Quantitative indices, non-parametric methods (Binomial Chi-square tests, p < 0, 05) generalized linear models (GLM, Omnibus test, performed. Results: Local collaborators 61 plants, including similar number native exotic species. Most used for only one type use, very accessible have aroma. There as many species without use. Exotic generally more aroma than ones. Only highly accessible. Species uses mainly condiments. Digestive-only could or not The is versatility Conclusions: pharmacopoeia reflects aspects that account its cultural resilience, high richness which specific ailments. been selected from joint evaluation biophysical sociocultural variables influence knowledge forms These perceptions would also allow diversification response to changes, forming part bio-cultural legacy unique Patagonia. Keywords: medicinal flora, Patagonia, popularity, resilience.