Agricultural bulletin of the Straits and Federated Malay States. New series (Gov. Print. Off, 1901)

Agricultural bulletin of the Straits and Federated Malay States. New series (Gov. Print. Off, 1901)

Bulletin of the British Museum (Natural History) Botany - British Museum (Natural History) (The Museum, 1979)

Bulletin of the British Museum (Natural History) Botany - British Museum (Natural History) (The Museum, 1979)

Flora Malesiana Series I Spermatophyta - Kebun Raya Indonesia. (Noordhoff-Kolff, 1995)

Flora Malesiana Series I Spermatophyta - Kebun Raya Indonesia. (Noordhoff-Kolff, 1995)

The flora of Singapore - Ridley, H. N. (Henry Nicholas), 1855 -1956 (1900)

The freshwater swamp-forest of South Johore and Singapore - Corner, E. J. H. (Edred John Henry) (Botanic Gardens, Parks & Recreation Dept, 1978)

The freshwater swamp-forest of South Johore and Singapore - Corner, E. J. H. (Edred John Henry) (Botanic Gardens, Parks & Recreation Dept, 1978)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1993)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1993)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1993)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1995)

The journal of the Asiatic Society of Bengal - Asiatic Society of Bengal (Bishop's College Press, 1896)

Journal of the Straits Branch of the Royal Asiatic Society - Royal Asiatic Society of Great Britain; Ireland. Malaysian Branch. (1899)

Journal of the Straits Branch of the Royal Asiatic Society - Royal Asiatic Society of Great Britain; Ireland. Malaysian Branch. (1900)

Materials for a flora of the Malayan Peninsula - King, George, 1840 -1909 (1889)

Miscellaneous correspondences on the identifications of Malayan flowering plants - Botanic Gardens (Singapore) (1930)

Miscellaneous correspondences on the identifications of Malayan flowering plants - Botanic Gardens (Singapore) (1930)

Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet - Engler, Adolf, 1844 -1930 (W. Engelmann, 1887)

The World List of Threatened Trees (1998)