[Thistles: The Genus Cirsium in the Columbia River Gorge of Oregon and Washington]

Bull Thistle, Common Thistle

Cirsium vulgare

Synonym: Carduus vulgare

Bull Thistle, Common Thistle: Cirsium vulgare (Synonym: Carduus vulgare) - Bull Thistle, Common Thistle: Cirsium vulgare (Synonym: Carduus vulgare)

Bull thistle as seen along the road to Bird Creek Meadows........August 8, 2004.

Stem leaf of Bull Thistle, Common Thistle: Cirsium vulgare (Synonym: Carduus vulgare)

The photo above shows a close-up of a stem leaf of bull thistle as seen along the road to Bird Creek Meadows.......August 8, 2004.
Paul Slichter