Cirsium horridulum, white form. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, Plant (taller than Toni Wilson). Family Asteraceae, Subclass Asteridae. Origin: ...
Cirsium horridulum, Plant in flower woth scale (Toni Wilson). Family Asteraceae, Subclass Asteridae....
Cirsium coloradense, heads - side view. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, white head. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, pink head. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, Inflorescence. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, Inflorescences. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, pink head. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, Plant in flower. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, whole plant with botanist for scale. Family Asteraceae, Subclass Asteridae. Orig...
Cirsium horridulum, Inflorescence from above. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, Trophy Plant. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, plant, purple-flowered form. Family Asteraceae, Subclass Asteridae. Origin: Nati...
Cirsium horridulum, Developing inflorescence from the side. Family Asteraceae, Subclass Asteridae. O...
Cirsium horridulum, Developing inflorescence from the side. Family Asteraceae, Subclass Asteridae. O...
Cirsium horridulum, Plant (taller than Toni Wilson). Family Asteraceae, Subclass Asteridae. Origin: ...
Cirsium horridulum, Plant in flower woth scale (Toni Wilson). Family Asteraceae, Subclass Asteridae....
Cirsium coloradense, heads - side view. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, white head. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, pink head. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, Inflorescence. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, Inflorescences. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, pink head. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, Plant in flower. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, whole plant with botanist for scale. Family Asteraceae, Subclass Asteridae. Orig...
Cirsium horridulum, Inflorescence from above. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, Trophy Plant. Family Asteraceae, Subclass Asteridae. Origin: Native
Cirsium horridulum, plant, purple-flowered form. Family Asteraceae, Subclass Asteridae. Origin: Nati...
Cirsium horridulum, Developing inflorescence from the side. Family Asteraceae, Subclass Asteridae. O...
Cirsium horridulum, Developing inflorescence from the side. Family Asteraceae, Subclass Asteridae. O...
Cirsium horridulum, Plant (taller than Toni Wilson). Family Asteraceae, Subclass Asteridae. Origin: ...
Cirsium horridulum, Plant in flower woth scale (Toni Wilson). Family Asteraceae, Subclass Asteridae....
Cirsium coloradense, heads - side view. Family Asteraceae, Subclass Asteridae. Origin: Native