Introduction to the field of research

Geographic data

New Caledonia is located between the 19o and 23o of Southern Latitude and the 164o and 167o of Eastern Longitude. Habitat: SE of the Grande Terre; Plaine des Lacs, map no4837, Série orange of the Institut Géographique National. Area: Chutes de la Madeleine.

Climate

The climate is tropical oceanic. Annual precipitations range from less than 1000 mm for the western coastal areas up to 4 000 mm for the mountain range of Mt. Panié in the north, the Massif de Kouakoué and the Mt. Humboldt in the south. The amount of precipitations for Plaine des Lacs range from 2 000 mm to 3 000 mm. Due to the oceanic situation the average temperature is well-balanced. At Nouméa it ranges from 22o to 24o C. 7 J. Bot. Soc. Bot. France 42 : 7-19 (2008)

Charaterization of Dacrydium ×suprinii Nimsch, a recently described hybrid of Dacrydium araucarioides Brongn. & Griseb. and Dacrydium guillauminii Buchh. in New Caledonia