KEY TO THE SPECIES

1Connective pear- or drop-shaped. Filaments 1l/2-2 mm. Style 2-5 mm. Ovules 2 per cell. Sect. Naxiandra BAILL.
1'Connective quadrate-elliptic. Filaments c. ½ mm. Style shorter than ½ mm. Ovules 1 per cell. Sect.Axinandra. Species of Ceylon
2Internodes winged upwards. Leaf-base rounded to emarginate. Inflorescences distinctly longer than 5 cm
2'Internodes not winged. Leaf-base shortly attenuate. Inflorescences shorter, or distinctly longer than 5 cm.
3Leaves chartaceous. Tip of leaf-apex acute. Inflorescence 5-20 cm. Petals c. 3 mm. Fruit 1½-2 by 1-½ cm; rim of enlarged receptacle about median
3'Leaves coriaceous. Tip of leaf-apex obtuse. Inflorescence stunted, (1-)2-4(-5) cm. Petals c. 6 mm (Fig. 11d). Fruit 2-3(-372) by 1½-2½ cm; rim of enlarged receptacle infra-median (Fig. 11g)