Sempervivum arachnoideum var. tomentosum (C.B.Lehm. & Schnittsp.) P.Fourn., 1936 variety synonym

Sempervivum arachnoideum subsp. tomentosum (C.B.Lehm. & Schnittsp.) Schinz & Thell. subspecies accepted

Sempervivum arachnoideum subsp. doellianum (C.B.Lehm.) Nyman subspecies synonym

Sempervivum arachnoideum var. doellianum (C.B.Lehm.) Jaccard variety synonym

Sempervivum arachnoideum subsp. fauconnetii (Reut.) Nyman subspecies proparte synonym

Sempervivum arachnoideum subsp. sanguineum (Jeanb. & Timb.-Lagr.) H.Marcailhou & A.Marcailhou subspecies synonym

Sempervivum arachnoideum var. tomentosum (C.B.Lehm. & Schnittsp.) St.-Lag. variety synonym

Sempervivum arachnoideum var. sanguineum (Jeanb. & Timb.-Lagr.) Rouy & E.G.Camus variety synonym

Sempervivum moggridgei De Smet species homotypic synonym

Sempervivum arachnoideum subsp. arachnoideum subspecies accepted

Sedum arachnoideum f. transalpinum Farrer form synonym

Sedum arachnoideum f. bryoides Farrer form synonym

Sempervivum chanousianum DeMarchi species synonym

Sempervivum thompsoniae Linds. species synonym

Sempervivum arachnoideum subsp. doellianum (C.B.Lehm.) Braun-Blanq. subspecies synonym

Sempervivum arachnoideum f. oligotrichum (Hampe) Hayek form synonym

Sempervivum flahaultii Gaultier species synonym

Sedum arachnoideum (L.) E.H.L.Krause species synonym

Sempervivum barbulatum var. pseudoarachnoideum (Lamotte) B.Bock variety synonym

Sempervivum arachnoideum var. glabrescens Willk. variety synonym

Sempervivum hausmannii Nyman species proparte synonym

Sempervivum webbianum C.B.Lehm. & Schnittsp. species synonym

Sempervivum tomentosum C.B.Lehm. & Schnittsp. species synonym

Sempervivum moggridgei De Smet ex Hook.fil. species synonym

Sempervivum laggeri Schott ex Hallier species synonym

Sempervivum heterotrichum Schott species synonym

Sempervivum fauconnetti Reut. species proparte synonym

Sempervivum doellianum C.B.Lehm. species synonym

Sempervivum ×barbulatum subsp. etruscum D.Donati & G.Dumont subspecies synonym

Sedum arachnoideum var. cottettii Farrer variety synonym

Sempervivum arachnoideum var. tomentosum (C.B.Lehm. & Schnittsp.) Hayek variety synonym

Sempervivum sanguineum Jeanb. species homotypic synonym

Sempervivum sanguineum Jeanb. ex Timb.-Lagr. species synonym

Sempervivum arachnoideum subsp. doellianum (C.B.Lehm.) Schinz & R.Keller subspecies synonym

Sempervivum oliveri Gaultier species synonym

Sempervivum flavipilum Hausm. species synonym