Taxonomy

Pterostylis splendens D.L.Jones & M.A.Clem.
endemique
protegee
UICN

Synonyms

Diplodium splendens (D.L.Jones & M.A.Clem.) M.A.Clem. & D.L.JonesTaurantha splendens (D.L.Jones & M.A.Clem.) D.L.Jones & M.A.Clem.

Red List Status -

Least Concern (LC) , assessed in 20/11/2020

Protected species -

in Southern Province , in Northern Province

Pterostylis splendens is an endemic terrestrial orchid of New Caledonia distributed in the Grande Terre, from Paéoua to Montagne des sources. It is found in closed forest and maquis shrubland at an altitudinal range of 700 and 1,300 m asl. Despite having an area of occupancy (AOO) and an extent of occurrence (EOO) equal to 48 and 1.878 km², respectively, Pterostylis splendens has no apparent threat, and it is not thought to approach the requirements for listing as threatened. It is listed as Least Concern (LC).

Geographical area


Pterostylis splendens is endemic to New Caledonia where it is distributed in the Grande Terre, from Paéoua to Montagne des sources.

Population


Population size is unknown.

Habitat


Pterostylis splendens grows in leaf litter, rotting wood and moss on loamy soil in closed forest and maquis shrubland on ultramafic substrate dominated by Araucaria montana and Nothofagus spp. at an altitude range of 700 and 1300 m asl. (Clement & Jones, 2016).

Threats


Dendrobium unicarinatum does not seem to be threatened.

Conservation


Pterostylis splendens is protected by legislation in New Caledonia and it does occur in five protected areas: Rivière bleue, Haute Yaté, Mont Do, Mont Mou, Parc des Grandes Fougères.

Bibliography


Jones D. L. and Clements A. 1998. Pterostylis splendens, a new species of Orchidaceae from New Caledonia. The Orchadian(12) , p.322 – 325 .

Hallé N.; Aubréville A.; Leroy J. F.; 1977. Flore de la Nouvelle-Calédonie et dépendances. Volume 08 : Orchidaceae.

Endemia.nc 2016. Faune et Flore de Nouvelle-Calédonie.

Munzinger J., Morat Ph., Jaffré T., Gâteblé G., Pillon Y., Rouhan G., Bruy, D., Veillon J.-M., & M. Chalopin 2020. FLORICAL: Checklist of the vascular indigenous flora of New Caledonia [continuously updated].

Marc A. Clements and David L. Jones 2016. Diplodium Sw. (Pletostylidinae: Orchidaceae), in the New Caledonia including the description of a new species.

Experts


Assessor(s): Bruy, D., Butin, J., Dumontet, V., Fleurot, D., Héquet, V., Laudereau, C., Mandaoué, L., Vandrot, H.

Reviewer(s): Cazé, H.

Facilitator(s): Warimavute, G., Meyer, S.


Geographical distribution