Studies in the genus <i>Riccia</i> (Marchantiales) from southern Africa. 7. <i>R. congoana</i> and its synonyms

Abstract

R. congoana Steph. is described and illustrated. R. rhodesiae S. Arnell. R. nigrosquarnata E. W. Jones and R. aegyptiaca S. Arnell are treated as synonyms under R. congoana. R. congoana has a wide distribution in Africa, ranging from Egypt in the north to SWA/Namibia and Transvaal in the south, and from Sierra Leone in the west to Tanzania in the east.

Keywords

• Africa. Marchantiales
• <i>Riccia congoana</i>
• spores
• synonymy
• taxonomy