The genus Isoetes (Isoetaceae) in Central Africa (Democratic Republic of the Congo, Rwanda, Burundi) with the description of three new species

Three new species of Isoetes (Isoetaceae) are described from the Democratic Republic Congo, Rwanda and Burundi for inclusion in family treatment Flore d'Afrique Centrale. hallei sp. nov. is related to I. alstonii schweinfurthii, rwandensis abyssinica welwitschii, pichisermollii schweinfurthii. The differences between these discussed geographical distribution maps presented. conservation status preliminarily assessed. megaspores type specimens abyssinica, alstonii, schweinfurthii welwitschii were studied using Scanning Electron Microscopy distinguish more similar other ones. Citation: Fischer E. & Lobin W. 2022: genus Central Africa (Democratic Rwanda, Burundi) with description three species. – Willdenowia 52: 315–334. Version record first published online on 1 December 2022 ahead issue.