Taxonomy
Synonyms
Panicum nodosum KunthRed List Status -
Endangered (EN) , assessed in 31/01/2023Ottochloa nodosa is an autochtonous species of New Caledonia, where it is restricted to the far north west of the Grande Terre. It occurs in gallery forest edges on calcareous and volcano-sedimentary substrates up to 800 m asl. The main threats to this species are bushfires frequent in the area (north west of the Grande Terre). Its extent of occurrence (EOO) and area of occupancy (AOO) are 188 and 16 km², respectively, and the number of locations is estimated to be four. Therefore, Ottochloa nodosa is listed as Endangered (EN) under criteria B1ab(iii,v)+B2ab(iii,v) with an estimated continuing decline of the habitat and the number of mature individuals.
Geographical area
Ottochloa nodosa is an autochtonous species of New Caledonia, where it is restricted to the far north west of the Grande Terre.
Population
The population is unknown.
Habitat
Ottochloa nodosa occurs in gallery forest edges on calcareous and volcano-sedimentary substrate up to 800 m asl.
Threats
The main threats to this species are bushfires frequent in the area (north west of the Grande Terre).
Conservation
Ottochloa nodosa is not protected by legislation in New Caledonia and it does not occur in any protected area.
Bibliography
Butaud, J.-F. 2014. Flore des îles Loyauté (Nouvelle-Calédonie) : plantes patrimoniales, plantes envahissantes et espaces naturels remarquables.
Endemia.nc 2016. Faune et Flore de Nouvelle-Calédonie.
Munzinger J., Morat Ph., Jaffré T., Gâteblé G., Pillon Y., Rouhan G., Bruy, D., Veillon J.-M., & M. Chalopin 2020. FLORICAL: Checklist of the vascular indigenous flora of New Caledonia [continuously updated].
Lormée N.; Cabalion P.; Hnawia E.S. 2011. Hommes et plantes de Maré.
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., Barrière, R., Bruy, D., Butaud, J., Cazé, H., Eltabet, N., Garnier, D., Laudereau, C.
Reviewer(s): Lannuzel, G.
Facilitator(s): Fourdrain, A., Warimavute, G.