Cirsium occidentale
From Wikimedia Commons, the free media repository
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English: Venus thistle · |
Divisio: Magnoliophyta • Classis: Rosopsida • Subclassis: Asteridae • Ordo: Asterales • Familia: Asteraceae • Subfamilia: Carduoideae • Tribus: Cardueae • Genus: Cirsium
Species: Cirsium occidentale (Nutt.) Jeps. (1901)
 Pinnacles National Monument, California, USA |
