Eriaxis

Eriaxis
E. rigida flowers photographed at Blue River Provincial Park, New Caledonia
Conservation status
Least Concern  (IUCN 3.1) [1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Order:	Asparagales
Family:	Orchidaceae
Subfamily:	Vanilloideae
Tribe:	Vanilleae
Genus:	Eriaxis Rchb.f.
Species:	E. rigida
Binomial name
Eriaxis rigida Rchb.f.
Synonyms [2]
Galeola rigida(Rchb.f.) Benth. & Hook.f. Epistephium regis-alberti Kraenzl.

Eriaxis is a monotypic genus of orchids in the subfamily Vanilloideae. The sole species is Eriaxis rigida, endemic to New Caledonia. ^[3] Its closest relative is Clematepistephium , ^[4] also endemic to New Caledonia.

Distribution and habitat

Eriaxis rigida is known only from New Caledonia. It is widespread on the main island of Grande Terre, but also occurs on the Belep Islands in the north and the Isle of Pines in the south. ^[1] It grows in metal-rich, nutrient poor soils in humid forests and maquis shrubland at altitudes from sea level up to 1,000 m (3,300 ft). ^{[1] [5]}

References

1. Laudereau, C.; Butin, J.-P.; Antheaume, C.; Cazé, H.; Fleurot, D.; Garnier, D.; Gâteblé, G.; Maura, J. (2020) [amended version of 2020 assessment]. "Eriaxis rigida". IUCN Red List of Threatened Species . 2020 e.T157931721A177455545. doi: 10.2305/IUCN.UK.2020-3.RLTS.T157931721A177455545.en . Retrieved 1 July 2024.
2. "Eriaxis rigida Rchb.f." Plants of the World Online . Royal Botanic Gardens, Kew . Retrieved 2 January 2024.
3. Reichenbach, Heinrich Gustav. 1876. Linnaea 41: 63
4. Cameron, K. M. (2009) On the Value of Nuclear and Mitochondrial Gene Sequences for Reconstructing the Phylogeny of Vanilloid Orchids (Vanilloideae, Orchidaceae). Annals of Botany 104 (3): 377–85.
5. Havkin-Frenkel, D.; Belanger, F.C. (2018). Handbook of Vanilla Science and Technology (Second ed.). Hoboken, NJ, USA: Wiley Blackwell. p. 383. doi:10.1002/9781119377320. ISBN   978-1-119-37727-6. LCCN   2018014797.

External links

• Media related to Eriaxis at Wikimedia Commons