Carex spadicea can refer to the following sedge species:
Carex spadicea , a synonym of Carex acutiformis Carex spadicea , a synonym of Carex arenaria Carex spadicea , a synonym of Carex ferruginea Carex spadicea , also a synonym of Carex ferruginea Carex spadicea , a synonym of Carex frigida