Repertorium plantarum succulentarum, XII-1961
Rowley, G.D., ed.
Repertorium plantarum succulentarum, XII-1961 - Utrecht International Bureau for Plant and Nomenclature of the Inter 1963 - 19 p. - Vol 29; Netherlands Internati .
Repertorium plantarum succulentarum, XII-1961 - Utrecht International Bureau for Plant and Nomenclature of the Inter 1963 - 19 p. - Vol 29; Netherlands Internati .