Congea and Sempervivum, are which type of items?
Congea Congea is a small genus of flowering plants in the mint family, Lamiaceae, first described in 1820.
Amyema congener Amyema congener, commonly known as the variable mistletoe, is a species of flowering plant, an epiphytic hemiparasitic plant of the family Loranthaceae from eastern Australia. It is found on members of the genera "Allocasuarina", "Acacia" and some exotic species.