[2][3][4] The Granitic Seychelles are home to tropical moist forests, with several endemic species, including the coco de mer (Lodoicea maldivica), and the jellyfish tree (Medusagyne oppositifolia).

There are 42 granitic islands, in descending order of size: Mahé, Praslin, Silhouette, La Digue, Curieuse, Félicité, Frégate, Ste.

Anne, North, Cerf, Marianne, Grand Sœur, Thérèse, Aride, Conception, Petite Sœur, Cousin, Cousine, Long, Récif, Round (Praslin), Anonyme, Mamelles, Moyenne, Ile aux Vaches Marines, L'Islette, Beacon (Ile Sèche), Cachée, Cocos, Round (Mahé), L'Ilot Frégate, Booby, Chauve Souris (Mahé), Chauve Souris (Praslin), Ile La Fouche, Hodoul, L'Ilot, Rat, Souris, St. Pierre (Praslin), Zavé, Harrison Rocks (Grand Rocher).

[6] Endemic genera include Deckenia, Glionnetia, Lodoicea, Medusagyne, Nephrosperma, Northia, Paragenipa, Phoenicophorium, Protarum, Roscheria, Seychellea, Vateriopsis, and Xyroschoenus.

[5] 200 years of human settlement has seen the removal of much of the ancient habitat (including planting of coconut, vanilla and cinnamon), and the introduction of damaging invasive species.