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Sempervivum arachnoideum subs. tomentosum (C.B.Lehm. & Schnittsp.) Schinz & Thell.
Fl. Schweiz (Schinz), ed. 4. 325 1923.
Family: CRASSULACEAE

Sempervivum arachnoideum subs. tomentosum Photo by: Giuseppe Distefano

Synonyms:

See all synonyms of Sempervivum arachnoideum
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Accepted name in llifle Database:
Sempervivum arachnoideum subs. tomentosum (C.B.Lehm. & Schnittsp.) Schinz & Thell.
Fl. Schweiz (Schinz), ed. 4. 325 1923.
Synonymy: 12 Accepted name in llifle Database:
Sempervivum arachnoideum L.
Sp. Pl. 465 1753. [1 May 1753]
Synonymy: 11 Accepted name in llifle Database:
Sempervivum arachnoideum var. glabrescens Willk.
Führer Deut. Pfl. ed. 2 : 614, 29 1882
Synonymy: 6
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Common Names include:
ENGLISH: Woolly Houseleek, Hen-and-Chicks, Cobweb Houseleek, Spiderweb Houseleek
DUTCH (Nederlands): Spinnenwebhuislook
FINNISH (Suomi): Seittimehitähti
FRENCH (Français): Joubarbe à toile d'araignée
GERMAN (Deutsch): Spinnweben-Hauswurz
SWEDISH (Svenska): Spindelvävstaklök
UPPER SORBIAN (Hornjoserbsce): Pawčinaty rozkólnik

Subspecies, varieties, forms and cultivars of plants belonging to the Sempervivum arachnoideum group

  • Sempervivum arachnoideum L.: has very tight, small rosettes. The tips of the leaves are connected together by a very fine webbing that looks just like cobwebs. Distribution: Mountain of Europe from the Pyrenees to the Carpathians
  • Sempervivum arachnoideum f. cristatum hort.: (syn. fasciatum) a curiosity that is fasciated (crested). The fasciation is not very stable.
  • Sempervivum arachnoideum var. glabrescens Willk.: Rosettes less than 1.5 cm across, flattish with only a small amount of cobweb. Flowers white and produced freely.
  • Sempervivum arachnoideum subs. tomentosum (C.B.Lehm. & Schnittsp.) Schinz & Thell.: has rosettes to 4 cm across, large and flattish with a very dense cobweb and an undercolour of dark red in spring. Distribution: Eastern Pyrenees, Southern Alps, South Tyrol, Apennines and Corsica.


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