Cayaponia bonariensis var. rigida (Cogn.) M.L.Porto Bol. Soc. Argent. Bot. 16(1-2): 114, without basionym ref. 1974

Nomenclatural References

• person : Alfred Cogniaux (1841-1916) Based on occurrence of standard abbreviation 'Cogn.' in the authors string.
• person : Maria Luiza Porto (b.1947) Based on occurrence of standard abbreviation 'M.L.Porto' in the authors string.
• database : IPNI record: 879393-1