Petrosedum
Introduction '''''Petrosedum''''' is a genus of the succulent family Crassulaceae (stonecrop family).
Taxonomy ''Petrosedum'' is a genus in the family Crassulaceae, subfamily Sempervivoideae, tribe Semperviveae, together with two other genera. It was segregated from the very large cosmopolitan and polyphyletic genus, ''Sedum'', where it was variously considered a series (Rupestria). It was originally described with eleven species.===Species===The following species are recognised in the genus ''Petrosedum'':*''Petrosedum × affomarcoi'' *''Petrosedum albescens'' *''Petrosedum amplexicaule'' *''Petrosedum × bellardii'' *''Petrosedum × brevierei'' *''Petrosedum dianium'' *''Petrosedum × elaverinum'' *''Petrosedum erectum'' *''Petrosedum × estrelae'' *''Petrosedum forsterianum'' *''Petrosedum × henkii'' *''Petrosedum × hommelsii'' *''Petrosedum × lorenzoi'' *''Petrosedum × luteolum'' *''Petrosedum montanum'' *''Petrosedum monteferraticum'' *''Petrosedum ochroleucum'' *''Petrosedum orientale'' *''Petrosedum × pascalianum'' *''Petrosedum pruinatum'' *''Petrosedum rupestre'' *''Petrosedum sediforme'' *''Petrosedum subulatum'' *''Petrosedum tenuifolium''
References
Bibliography *  ''( full text at'' ResearchGate)*