Published in Gardens' Bulletin Singapore, in 1968, in volume 22, issue 3, pages 355-427

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

Published in Gardens' Bulletin Singapore, in 1968, in volume 22, issue 3, pages 429-442

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

Published in Gardens' Bulletin Singapore, in 1968, in volume 22, issue 3, pages 443-446

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

Published in Gardens' Bulletin Singapore, in 1968, in volume 22, issue 3, pages 447-450

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

Published in Gardens' Bulletin Singapore, in 1968, in volume 22, issue 3, pages 451-454

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

Published in Gardens' Bulletin Singapore, in 1968, in volume 22, issue 3, pages 455-459

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

Published in Gardens' Bulletin Singapore, in 1968, in volume 22, issue 3, pages 461-467

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

Published in Gardens' Bulletin Singapore, in 1968, in volume 22, issue 3, pages 469

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

Published in Gardens' Bulletin Singapore, in 1968, in volume 23, pages 1-536

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