Definitions
1.NounSucculent plants with smaller buds on the outside which later produce their own roots, of family Crassulaceae:
especially, Sempervivum (houseleeks, syn. Jovibarba) spp.
Other plants of genera Echeveria, Sedum, and Bergenia.
2.Nounespecially, Sempervivum (houseleeks, syn. Jovibarba) spp.
3.NounOther plants of genera Echeveria, Sedum, and Bergenia.