the granitic islands of seychelles are home to about 75 endemic plant species. there are a further 25 or so species in the aldabra group. particularly well-known is the coco de mer, a species of palm that grows only on the islands of praslin and neighbouring curieuse. the jellyfish tree is to be found in only a few locations on mahe. this strange and ancient plant is in a genus of its own (medusagynaceae). other unique plant species include the wright's gardenia "rothmannia annae" found only on aride island special reserve.