Typical views of the associations of the wet- and grasslands: (a) Example of the Nymphoides indica-Echinochloa pyramidalis community, relevé 4097, ca 50 km east of the study area; (b) Panicum gilvum-Marsilea nubica community, relevé 7776; (c) Aristido stipoidis-Willkommietum sarmentosae, relevé 7773, foreground. In the background is a Terminalio prunioidis-Spirostachyetum africanae island; (d) Hilliardiello oligocephalae-Themedetum triandrae, relevé 7947; (e) Geigerio otaviensis-Fingerhuthietum africanae, relevé 7960; (f) soil surface of the Geigerio otaviensis-Fingerhuthietum africanae habitat at relevé 7960.