Siculo-Calabrian oromediterranean and upper mesomediterranean pulvinate scrub and related grasslands on siliceous substrates
Vascular plants: Allium cupani subsp. cupani, Allium nebrodense, Anthemis aetnensis, Arabis rosea, Armeria canescens subsp. nebrodensis, Asperula peloritana, Astracantha nebrodensis, Astracantha sicula, Avenella flexuosa subsp. flexuosa, Berberis aetnensis, Bunium alpinum subsp. petraeum, Carlina nebrodensis, Carthamus pinnatus, Centaurea parlatoris, Cerastium tomentosum, Clinopodium alpinum subsp. meridionale, Cuscuta epithymum subsp. kotschyi, Daphne oleoides, Dianthus arrostii, Erysimum bonannianum, Euphorbia myrsinites, Evacidium discolor, Galium aetnicum, Galium lucidum, Galium verrucosum, Genista cupanii, Helianthemum apenninum subsp. stoechadifolium, Helianthemum nebrodense, Helictochloa cincinnata, Herniaria glabra subsp. nebrodensis, Hieracium racemosum subsp. crinitum, Hypochaeris robertia, Inula montana, Juniperus communis subsp. hemisphaerica, Jurinea bocconei, Knautia calycina, Koeleria lobata, Laserpitium siler subsp. siculum, Linum punctatum subsp. punctatum, Luzula sylvatica subsp. sieberi, Minuartia recurva subsp. condensata, Minuartia verna subsp. kabylica, Odontarrhena nebrodensis subsp. nebrodensis, Onosma echioides subsp. canescens, Pimpinella tragium subsp. glauca, Plantago subulata, Prangos ferulacea, Rumex aetnensis, Saponaria sicula, Senecio squalidus subsp. aethnensis, Sesleria nitida subsp. sicula, Silene vulgaris subsp. aetnensis, Tanacetum vulgare subsp. siculum, Viola aetnensis