Malayan fern studies :
Posthumus, O.
Malayan fern studies : II, On the fern-flora of Australia, and its relation to that of neighbouring countries, especially of the Malay archipelago. - Amsterdam : Noord-Hollandsche Uitgevers Maatschappij., 1938. - 34 p. ; ill. ; 26 cm.
Includes index.
587.31 POS.2
Malayan fern studies : II, On the fern-flora of Australia, and its relation to that of neighbouring countries, especially of the Malay archipelago. - Amsterdam : Noord-Hollandsche Uitgevers Maatschappij., 1938. - 34 p. ; ill. ; 26 cm.
Includes index.
587.31 POS.2