Cirsium eriophorum (L.) Scop., Fl. Carniol., ed. 2, 2: 130 (1771) (syn: Carduus eriophorus L.; Carduus tomentosus Gilib.; Cirsium chodatii Barb.-Gamp.; Cirsium corbariense Sennen; Cirsium corbariense var. costae Sennen & Pau; Cirsium dinaricum Vandas; Cirsium eriocephalum Wallr.; Cirsium eriophorum var. bosniacum (Vand.) E.Mayer; Cirsium eriophorum subsp. chodatii (Barb.-Gamp.) Rivas Mart., T.E.Díaz, Fern.Prieto, Loidi & Penas; Cirsium eriophorum var. costae (Sennen & Pau) O.Bolòs & Vigo; Cirsium eriophorum subsp. degenii (Petr.) Soó; Cirsium insubricum Moretti ex Bertol.; Cirsium ligulare var. bosniacum Vand.; Cirsium longebracteatum Formánek ex Petr.; Cirsium oviforme Gand.; Cirsium proponticum Griseb.; Cirsium vandasii Petr.; Cirsium velenowskyi Vandas; Cnicus cynaroides Sm.; Cnicus eriophorus (L.) Roth; Cnicus velenowskyi (Vandas) G.Nicholson; Cynara eriocephala Stokes; Epitrachys propontica K.Koch; Eriolepis lanigera Cass.; Tetralix eriophora (L.) Hill);
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Europe to Turkey: Albania, Austria, Belgium, Czechoslovakia, France, Germany, Great Britain, Greece, Hungary, Ireland, Italy, Netherlands, Poland, Romania, Spain, Switzerland, Turkey, Yugoslavia as per POWO;
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Cirsium eiophorum from SFO, California-6: 2 high res. images.
Cirsium eriophorum (L.) Scope

Common name Woolly thistle,
native of Europe is a herbaceous biennial with leaves tipped with sharp spines. Flower heads are purple, spherical, involucre bracts densely covered with woolly hairs.
Photographed from San Francisco Botanical Garden, California, 

Reference:
Link




Cirsium eiophorum from SFO, California-6: 4 high res. images.
Cirsium eriophorum (L.) Scope

Common name Woolly thistle, native of Europe is a herbaceous biennial with leaves tipped with sharp spines. Flower heads are purple, spherical, involucre bracts densely covered with woolly hairs.
Photographed from San Francisco Botanical Garden, California, 


I find the leaves in the last two images a bit different as per
https://commons.wikimedia.org/wiki/Cirsium_eriophorum


They are from the same plant


 


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References:
POWO  Catalogue of Life  The Plant List Ver.1.1  GCC  IPNI  GBIF (High resolution specimens) Wikimedia Commons

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