Published in Gardens' Bulletin, Straits Settlements, in 1932, in volume 5, pages 245-313

Created: 2018-12-17, modified: 2018-12-17

Published in Gardens' Bulletin, Straits Settlements, in 1932, in volume 5, issue 5, pages 317-350

Created: 2018-12-17, modified: 2018-12-17

Published in Gardens' Bulletin, Straits Settlements, in 1932, in volume 7, issue 1, pages 1-55

Created: 2018-12-17, modified: 2018-12-17

Published in Gardens' Bulletin, Straits Settlements, in 1932, in volume 7, issue 1, pages 61-86

Created: 2018-12-17, modified: 2018-12-17