Taxonomy

Cyathea alata (E.Fourn.) Copel.
endemique
protegee
UICN

Synonyms

Alsophila decurrens sensu Alsophila alata E.Fourn.

Red List Status -

Least Concern (LC) , assessed in 10/06/2017

Protected species -

in Northern 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


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

Brownlie G. 1969. Flore de la Nouvelle-Calédonie et Dépendances, Volume 3: Pteridophytae.

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.

Experts


Assessor(s): Amice, R., Barrabé, L., Cazé, H., Chambrey, C., Garnier, D., Hequet, V., Letocart, D., Letocart, I.

Reviewer(s): Perrie, L., Tanguy, V.

Facilitator(s): Tanguy, V., Warimavute, G., Maura, J.


Geographical distribution