Published in Gardens' Bulletin, Straits Settlements, in 1933, in volume 7, issue 2, pages 87-126

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

Published in Gardens' Bulletin, Straits Settlements, in 1933, in volume 7, issue 2, pages 129-155

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

Published in Gardens' Bulletin, Straits Settlements, in 1933, in volume 7, issue 2, pages 161-188

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