Appendix A. A figure showing landscape level Moran's Istd correlograms of (a) native and (b) nonnative (log-transformed) plant species richness, and residuals from (c) native and (d) nonnative plant species richness models. KumarSunil J. StohlgrenThomas ChongGeneva W. 2016 A figure showing landscape level Moran's Istd correlograms of (a) native and (b) nonnative (log-transformed) plant species richness, and residuals from (c) native and (d) nonnative plant species richness models.