Alangium circulare Stone & Kochummen (1975:219)
Taxonomy & Nomenclature
Conservation Status
Missing
Last wild record: 29 October 1964 (Ling & Julia, 2019)
IUCN RedList status: Critically Endangered (Possibly Extinct in the Wild)
Although assessed as "Critically Endangered (Possibly Extinct in the Wild)" in the IUCN's RedList (Ling & Julia, 2019), the species does not seem to exist in cultivation. For example, there are no observations of the species on iNaturalist, and the species is "only known from the type" according to (de Wilde & Duyfjes, 2017:31).
Distribution
Bukit Siol (Sempadi Forest Reserve) & Gunung Pueh, 1st Division, southern Sarawak, Malaysia, Borneo (Berhaman, 1995:7)
Type locality: Bukit Siol, southern Sarawak, Malaysia, Borneo (de Wilde & Duyfjes, 2017:30)
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Stone, B. C. and Kochummen, K. M. (1975). A new Alangium (Alangiaceae) from Sarawak. Blumea 22: 219-222.
Other references:
Berhaman, A. (1995). Alangiaceae, pp. 5-14 [7]. In: Soepadmo, E. and Wong, K. M. (eds.). Tree Flora of Sabah and Sarawak. Forest Research Institute Malaysia (FRIM), Sabah Forestry Department and Sarawak Forestry Department, Malaysia.
Dewilde, W. J. J. O. and Duyfjes, B. E. E. (2017). Taxonomy of Alangium section Conostigma (Alangiaceae). Blumea-Biodiversity, Evolution and Biogeography of Plants 62(1): 29-46.
Govindarajalu, E. (1979). The comparative morphology of the Alangiaceae VI. On the foliar anatomy of two new species of Alangium. Proceedings of the Indian Academy of Sciences-Section B. Part 2, Plant Sciences 88(4): 283-291.
Ling, C. Y. and Julia, S. (2019). Alangium circulare. The IUCN Red List of Threatened Species 2019: e.T31866A137452327. https://dx.doi.org/10.2305/IUCN.UK.2019-3.RLTS.T31866A137452327.en. Accessed on 05 July 2022.
Oldfield, S., Lusty, C. and MacKinven, A. (compilers). (1998). The World List of Threatened Trees. World Conservation Press, Cambridge, UK.
World Conservation Monitoring Centre. (1998). Alangium circulare. The IUCN Red List of Threatened Species 1998: e.T31866A9660486. https://dx.doi.org/10.2305/IUCN.UK.1998.RLTS.T31866A9660486.en. Accessed on 06 October 2023.