Valid publication:
Nygaard G. Contributions to our knowledge of the freshwater algae of Africa. Freshwater algae and phytoplankton from the Transvaal. Transactions of the Royal Society of South Africa 1932; 20:101-148.
Nomenclatural status:
validly published under the ICN (Botanical Code)
Assigned by:
Nygaard G. Contributions to our knowledge of the freshwater algae of Africa. Freshwater algae and phytoplankton from the Transvaal. Transactions of the Royal Society of South Africa 1932; 20:101-148.
Linking:
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