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Appendix A. A figure showing the distribution of Eulophia zeyheriana and Wahlenbergia cuspidata in eastern South Africa.

FIG. A1. Distribution of E. zeyheriana () and W. cuspidata () in the eastern parts of South Africa. Study site include (1) Mt. Gilboa and (2) Cobham. Each dot represents one or more herbarium specimen or field observations (where herbarium specimens could have been made at different localities and/or dates during the course of this study) occurring in a quarter degree square. Darker shades of gray represent increasing altitudes. Sacle bar: 100 km.