Taxonomy
Synonyms
Barrotia decumbens Brongn. • Pandanus neocaledonicus MartelliRed List Status -
Least Concern (LC) , assessed in 09/06/2017Protected species -
in Northern Province
Pandanus decumbens is an endemic shrub of New Caledonia widespread on Grande Terre, as well as Ile des Pins and the Belep islands. P. decumbens is mainly found in shrubland and dry forest, but also wetlands and marshy areas on volcano-sedimentary and ultramafic rocks up to 850 m asl. Its extent of occurrence (EOO) and area of occupancy (AOO) are 15,057 and 160 km², respectively. P. decumbens does not seem globally threatened and is listed as Least Concern (LC).
Geographical area
Pandanus decumbens is an endemic shrub of New Caledonia widespread on Grande Terre, as well as Ile des Pins and the Belep islands.
Population
Population size is unknown.
Habitat
P. decumbens is mainly found in shrubland and dry forest, but also wetlands and marshy areas on volcano-sedimentary and ultramafic rocks up to 850 m asl.
Threats
Pandanus decumbens does not seem threatened overall, but locally some subpopulations may be impacted by fire and mining activities (Poum, Tiebaghi, Koniambo, Plateau de Thio, Ada, Goro, Tomo).
Conservation
P. decumbens is protected by legislation in Province Nord. This species is found in several protected areas: la Dumbéa, Haute Dumbéa, Vallée de la Thy, Barrage de Yaté.
Bibliography
Endemia.nc 2016. Faune et Flore de Nouvelle-Calédonie.
Morat, P.; Jaffré, T.; Tronchet, F.; Munzinger, J.; Pillon, Y.; Veillon, J.-M. and Chalopin, M. 2012. Le référentiel taxonomique Florical et les caractéristiques de la flore vasculaire indigène de la Nouvelle-Calédonie [The taxonomic database « FLORICAL » and characteristics of the indigenous flora of New Caledonia]. Adansonia sér 3(34) , p.177-219.
Callmander, M.W.; Buerki, S. 2013. Notes on New Caledonian Pandanaceae: Identity and Typifications of Pandanus Decumbens (Brongn.) Solms and Pandanus Reticulatus Vieill., with the New Species Pandanus Letocartiorum Callm. & Buerki. Candollea (68) , p.9.
Munzinger J., Morat Ph., Jaffré T., Gâteblé G., Pillon Y., Tronchet F., Veillon J.-M. and M. Chalopin 2016. FLORICAL: Checklist of the vascular indigenous flora of New Caledonia. vers. 22.IV.2016.
Experts
Assessor(s): Amice, R., Barrabé, L., Cazé, H., Chambrey, C., Garnier, D., Héquet, V., Letocart, D., Letocart, I.
Reviewer(s): Callmander, M.
Facilitator(s): Tanguy, V., Maura, J., Warimavute, G.