Volk, O. H., Botanische Anstalten d. Univ. Wurzburg, Germany
-
Vol 18, No 1 (1988) - Original Research
Studies in the genus Riccia (Marchantiales) from southern Africa. 8. R. campbelliana (subgenus Riccia), newly recorded for the region
Abstract PDF -
Vol 18, No 1 (1988) - Original Research
Studies in the genus Riccia (Marchantiales) from southern Africa. 9. R. nigrella and the status of R. capensis
Abstract PDF