Sempervivum (Brit. /sɛmpəˈvaɪvəm/, U.S. sem-per-VEE-vum) is a genus of about 40 species of flowering plants in the Crassulaceae family, commonly known as
houseleeks. Other common names include
liveforever (the source of the taxonomical designation
Sempervivum, literally "always/forever alive") and
hen and chicks, a name shared with plants of other genera as well. They are succulent perennials forming mats composed of tufted leaves in rosettes. In favourab
(Wikipedia)