Diversité floristique des mares temporaires de la région d’Annaba (Nord-Est Algérien)

摘要: Nine wetlands in Annaba region (North East of Algeria) were the subject floristic inventories during three years (2014–2016). We have revealed presence five types temporary ponds which Ranunculus aquatilis L is dominant. The studied flora rich and diversified. It comprises 190 species 143 genera belonging to 58 botanical families. These either strictly subservient humid zones or transgressive from terrestrial environments. This characterized by a big proportion rare / threatened taxa (11.05%). composition global biological spectra shows dominance therophytes, with 99 (52.11%). majority listed belong Mediterranean phytochronic species. Eighteen belonged endemic category. preservation this exceptional biodiversity, short term, urgently requires phytoecological studies relevant protection measures.