Taxonomy
Synonyms
Balantium thyrsopteroides (Mett.) E.Fourn.Red List Status -
Least Concern (LC) , assessed in 10/06/2017Protected species -
in Southern Province , in Northern Province
Dicksonia thyrsopteroides is an endemic tree fern of New Caledonia, which can grow above 3 meters, widespread across Grande Terre from Col de Parari in the north to Ouenghi in the south. It occurs in dense humid forest on volcano-sedimentary substrates, at an altitudinal range of 300-1,050 m asl. This species does not seem globally threatened. With an extent of occurrence (EOO) and area of occupancy (AOO) respectively equal to 3,143 and 44 km², Dicksonia thyrsopteroides is considered Least Concern (LC).
Geographical area
Dicksonia thyrsopteroides is an endemic tree fern of New Caledonia, which can grow above 3 meters, widespread across Grande Terre from Col de Parari in the north to Ouenghi in the south.
Population
Dicksonia thyrsopteroides is a common species. Population size is unknown.
Habitat
Dicksonia thyrsopteroides occurs in dense humid forest on volcano-sedimentary substrates, at an altitudinal range of 300-1,050 m asl.
Threats
This species is not globally threatened as it is largely distributed in Grande Terre. However some subpopulations may be impacted as its trunk is used for carvings and decoration accessories.
Conservation
Dicksonia thyrsopteroides is protected by legislation and occurs in one protected area: Mont Panié.
Bibliography
Noben S., Lehnert M. 2013. The genus Dicksonia (Dicksoniaceae) in the western Pacific. Phytotaxa(155) , p.23-34.
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.
Endemia.nc 2016. Faune et Flore de Nouvelle-Calédonie.
Brownlie G. 1969. Flore de la Nouvelle-Calédonie et Dépendances, Volume 03 : Pteridophytae.
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): Tanguy, V., Warimavute, G., Maura, J.