Contributions to the orchid flora of Thailand XIIGunnar Seidenfaden · First published 1995Open the Tome
The orchids of peninsular Malaysia and SingaporeGunnar Seidenfaden · First published 1992Open the Tome
Orchid Genera in Thailand, VIII ; Bulbophyllum ThouGunnar Seidenfaden · First published 1990Open the Tome
Orchid genera in ThailandGunnar Seidenfaden · First published 1975 · Latest edition 1983Open the Tome
Contributions to a revision of the orchid flora of Cambodia, Laos and VietnamGunnar Seidenfaden · First published 1975Open the Tome
The vascular plants of northeast Greenland from 74 ̊30 ́to 79 ̊00 ́N. lat. and a summary of all species found in east GreenlandGunnar Seidenfaden · First published 1937Open the Tome
