Chrysalidocarpus canaliculatus (Jum.) Eiserhardt & W.J.Baker (2022:1183)



Taxonomy & Nomenclature

Synonym/s: Neodypsis canaliculata Jum. in Ann. Mus. Colon. Marseille, sér. 4, 2(2): 9 (1924)Dypsis canaliculata (Jum.) Beentje & J.Dransf. in Palms Madagascar: 149 (1995)


Conservation Status

Last record: pre-1951 (Rakotoarinivo & Dransfield, 2012)

Rediscovered in 2001 (Rakotoarinivo & Dransfield, 2012)

IUCN RedList status: Critically Endangered


Was considered Extinct in the Wild by (Dransfield & Beentje, 1995 fide Rakotoarinivo et al., 2014), but after being rediscovered in 2001 (Rakotoarinivo & Dransfield, 2012) it was later downlisted to Critically Endangered (Rakotoarinivo et al., 2014). Still listed as Extinct by (Humphreys et al., 2019).





Biology & Ecology










Byg, A. and Balslev, H. (2001). Diversity and use of palms in Zahamena, eastern Madagascar. Biodiversity and Conservation 10: 951-970.

Dransfield, John and Beentje, Henk Jaap. (1995). The Palms of Madagascar. Royal Botanic Gardens Kew and The International Palm Society, Richmond.

Eiserhardt, Wolf L. et al. (2022). Phylogenomics and generic limits of Dypsidinae (Arecaceae), the largest palm radiation in Madagascar. Taxon.

Govaerts, R. and Dransfield, J. (2005). World Checklist of Palms: 1-223. The Board of Trustees of the Royal Botanic Gardens, Kew.

Humphreys, Aelys M., Govaerts, Rafaël, Ficinski, Sarah Z., Lughadha, Eimear Nic and Vorontsova, Maria S. (2019). Global dataset shows geography and life form predict modern plant extinction and rediscovery. Nature Ecology & Evolution 3: 1043-1047. [Supplementary Dataset 1]

Oldfield, Sara, Lusty, Charlotte and MacKinven, Amy (compilers). (1998). The World List of Threatened Trees. Cambridge, U.K.: World Conservation Press. 650 pp.

Rakotoarinivo, M. and Dransfield, J. (2012). Dypsis canaliculata. The IUCN Red List of Threatened Species 2012: e.T38524A2871955. Downloaded on 29 April 2017.

Rakotoarinivo, Mijoro, Dransfield, John, Bachman, Steven P., Moat, Justin and Baker, William J. (2014). Comprehensive Red List Assessment Reveals Exceptionally High Extinction Risk to Madagascar Palms. PLoS ONE 9(7): e103684.

Walter, Kerry S. and Gillett, Harriet J. (eds.). (1998). 1997 IUCN Red List of Threatened Plants. Compiled by the World Conservation Monitoring Centre. Gland, Switzerland & Cambridge, UK: IUCN – The World Conservation Union. lxiv + 862 pp.


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