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bull thistle
75%
Cirsium vulgare
Canada thistle
53%
Cirsium arvense
edible thistle
50%
Cirsium edule
camas
43%
Camassia quamash
few-leaf thistle
32%
Cirsium remotifolium
clustered thistle
27%
Cirsium brevistylum
cobwebby thistle
25%
Cirsium occidentale
Palouse thistle
24%
Cirsium brevifolium
Douglas' thistle
24%
Cirsium douglasii
meadow thistle
24%
Cirsium scariosum
fringed thistle
22%
Cirsium clavatum
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