Plerandra osyana (Veitch ex Regel) Lowry, G.M.Plunkett & Frodin

Red List Status -

Least Concern (LC) , assessed in 25/01/2015

Plerandra osyana is an endemic tree of New Caledonia with two subspecies, occurring in dense humid forests. With an extent of occurrence (EOO) of 43,176 km², an area of occupancy (AOO) of 204 km², and well over 10 known subpopulations, some of which occur within a protected area, Plerandra osyana is assigned a status of Least Concern (LC)

Geographical area

Plerandra osyana is a widespread endemic tree of New Caledonia with two subspecies.


Population size is unknown. It is abundant.


Plerandra osyana occurs in dense humid forest.


No particular threat has been noticed.


It occurs in some protected areas : Réserve de nature sauvage du mont Panié, Réserve de nature sauvage du massif de l’Aoupinié, Parc des Grandes Fougères, Parc Provincial de la Rivière Bleue, and Réserve naturelle du Mont Mou. Dense humid forests are a patrimonial ecosystem protected by the Code de l'Environnement of Province Sud.


Lowry, P. P. II; G. M. Plunkett; D. G. Frodin; C. Rodrigues Vaz; M. Gostel and A. N. Nicolas 2016. Revision of Plerandra A. Gray (Araliaceae). III. A taxonomic treatment of Plerandra subg. Dizygotheca..

Lowry, P. P. II; G. M. Plunkett and D. G. Frodin 2013. Revision of Plerandra A. Gray (Araliaceae). I. A synopsis of the genus with an expanded circumscription and a new infrageneric classification. Brittonia(65) , p.42-61.


Assessor(s): Tanguy, V.

Reviewer(s): Schatz, G.

Contributor(s): Veillon, J., Letocart, D., Lowry, P., Tron, F., Gâteblé, G., Amice, R.

Geographical distribution