Search Results Criteria: latin name contains ‘Cirsium’; Number of results: 8 Cirsium altissimumTall Thistle Cirsium arvenseCanada Thistle Cirsium discolorField Thistle Cirsium flodmaniiFlodman's Thistle Cirsium muticumSwamp Thistle Cirsium palustreMarsh Thistle Cirsium pumilum var. hilliiHill's Thistle Cirsium vulgareBull Thistle
![[photo of Tall Thistle]](/udata/r9ndp23q/pd/cirsium-altissimum-988898-24a-t.jpg)
Cirsium altissimum![[photo of Canada Thistle]](/udata/r9ndp23q/purple/canada-thistle-100_0836a-t.jpg)
Cirsium arvense![[photo of Pasture Thistle]](/udata/r9ndp23q/pink/pasture-thistle-0804_094623a-t.jpg)
Cirsium discolor
Cirsium flodmanii![[photo of Swamp Thistle]](/udata/r9ndp23q/purple/swamp-thistle_0815_164129a-t.jpg)
Cirsium muticum![[photo of Marsh Thistle]](/udata/r9ndp23q/pd/cirsium-palustre-7a-t.jpg)
Cirsium palustre
Cirsium pumilum var. hillii![[photo of Bull Thistle]](/udata/r9ndp23q/purple/bull-thistle-100_2719a-t.jpg)
Cirsium vulgare