Repertorium plantarum succulentarum, XVII-1966
Rowley, G.D., ed.
Repertorium plantarum succulentarum, XVII-1966 - Utrecht 1968 - 24 p. - Vol 54; Netherlands Internati .
Repertorium plantarum succulentarum, XVII-1966 - Utrecht 1968 - 24 p. - Vol 54; Netherlands Internati .