Taxonomy
Cyathea alata
Synonyms
Alsophila decurrens sensu • Alsophila alata E.Fourn.Red List Status -
Least Concern (LC) , assessed in 10/06/2017Protected species -
in Southern Province , in Northern Province
Cyathea alata is an endemic tree fern of New Caledonia, widespread across Grande Terre from Ignambi in the north to Dzumacs in the south. It occurs in dense humid forest on volcano-sedimentary and ultramafic substrate, at an altitudinal range of 300-1,500 m asl. This species does not seem globally threatened. With an extent of occurrence (EOO) and area of occupancy (AOO) respectively equal to 6,438 and 112 km², Cyathea alata is considered Least Concern (LC).
Geographical area
Cyathea alata is an endemic tree fern of New Caledonia that has fairly straight, thin, trunks reaching 5 m in height. It is widespread across Grande Terre from Ignambi in the north to Dzumacs in the south.
Population
Population size is unknown but it seems quite common in high altitude.
Habitat
Cyathea alata occurs in dense humid forest, forest borders and shrubland on volcano-sedimentary and ultramafic substrate, at an altitudinal range of 300-1,500 m asl.
Threats
No major threat has been identified.
Conservation
Cyathea alata is protected by legislation and occurs in five protected areas: Aoupinié, Mont Humboldt, Forêt de Saille, Mont Panié, Nodela.
Bibliography
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.
Brownlie G. 1969. Flore de la Nouvelle-Calédonie et Dépendances, Volume 03 : Pteridophytae.
Endemia.nc 2016. Faune et Flore de Nouvelle-Calédonie.
Experts
Assessor(s): Amice, R., Barrabé, L., Cazé, H., Chambrey, C., Garnier, D., Héquet, V., Letocart, D., Letocart, I.
Reviewer(s): Tanguy, V., Perrie, L.
Facilitator(s): Maura, J., Warimavute, G., Tanguy, V.