Australian Journal of Botany 65(2), 109–119 © CSIRO 2017 http://dx.doi.org/10.1071/BT16104_AC Supplementary material Rainfall and grazing: not the only barriers to arid-zone conifer recruitment Heidi C. Zimmer A,B,D , Singarayer K. Florentine A , Rita Enke C and Martin Westbrooke A A Centre for Environmental Management, Faculty of Science and Technology, Federation University Australia, PO Box 663, Vic. 3350, Australia. B Present address: NSW Office of Environment and Heritage, PO Box 1967, Hurstville, NSW 1481, Australia. C Office of Environment and Heritage, NSW National Parks and Wildlife Service, PO Box 318, Buronga, NSW 2739, Australia. D Corresponding author. Email: heidi.zimmer@gmail.com Figure S1. PCA of spring 2015 groundcover at 2000-2008 exclosures. Garnpang sites are black points, Mungo sites are white points. Treatments are in text: rabbit exclusion