A wide variety of plants are found in SMNP, many of them endemic due to the isolation of the habitat. There are over 1,200 plant species, of which three are found only in the Simien Mountains: Festuca gilbertiana, Rosularia simensis and Dianthus longiglumi. There are three main vegetation zones: Montane forest (1,900 to 3,000m), Ericaceous belt (Sub-Afroalpine) (2,700 to 3,700m) and finally the Afroalpine zone (3,700 to 4,533m).