Rozzi, Ricardo, Instituto de Ecología y Biodiversidad de Chile (IEB). c Parque Etnobotánico Omora, IEB y Universidad de Magallanes. Puerto Williams, Provincia Antártica Chilena, Chile. d Sub-Antarctic Biocultural Conservation Program, Department of Philosophy and Religion & Department of Biological Sciences, University of North Texas, 1704 West Mulberry, Denton, TX 76201, USA, Chile