南洋杉科Araucaniaceae分南洋杉属Araucaris和贝壳杉属Agathis,其主要区别如下:贝壳杉属叶形似贝壳;扁平、幅宽,小枝稍疏;互生、对生或螺旋状,通常雌雄同株,种子不附着于球果的鳞片上;两侧具大小不同的二个翅。南洋杉属叶针状至阔披针形或三角 Araucaniaceae Araucaniaceae Arachidis genus Araucaris and the genus Kaempferia Agathis, the main difference is as follows: Kauri is a leaf-like shell; flat, width, twigs slightly sparse; alternate, opposite or spiral, usually monoecious, seeds Not attached to the scales of the cones; two wings of different sizes on both sides. Araucaria leaf acuminate to broad lanceolate or triangular