The BioFiles -
Bill Hubick
Genus
Cirsium
(6)
Family Asteraceae
Order Asterales
Class Magnoliopsida
Phylum Tracheophyta
Kingdom Plantae
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More Info
Genus
Cirsium
(6)
Bull Thistle (Cirsium vulgare)
Canada Thistle (Cirsium arvense)
Cobwebby Thistle (Cirsium occidentale)
Desert Mountain Thistle (Cirsium arizonicum tenuisectum)
Field Thistle (Cirsium discolor)
Yellow Thistle (Cirsium horridulum)
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About Genus
Cirsium
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View taxon at iNaturalist
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View taxon at GBIF
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View taxon at Calflora