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As classified in WFO snapshot

December 2024

latest classification for this taxon

variety

Cirsium occidentale var. venustum (Greene) Jeps.

This variety name was first published in Man. Fl. Pl. Calif. : 1167 (1925)  

At the time of this classification snapshot, this variety name was accepted by WFO (placed as the accepted name of a taxon). Its description and other taxonomic data can be found on World Flora Online, id: wfo-0000106990.

Synonyms of Cirsium occidentale var. venustum (Greene) Jeps.

Name Author Protologue Nomenclator WFO link
Cirsium proteanum J.T.Howell Leafl. W. Bot. 9: 14 (1959) wfo-0000022604
Carduus venustus Greene Proc. Acad. Nat. Sci. Philadelphia 1892: 359 (1893) wfo-0000038948
Cirsium coulteri Jeps. Fl. W. Calif. : 508 (1901) wfo-0000084500
Cirsium occidentale subsp. venustum Petr. Beih. Bot. Centralbl. 35: 493 (1917) wfo-0000112183