[Knapweeds: The Genus Centaurea in Mt. Adams Country]

The photo above shows a dorsal view of the flower head of bachelor's button as seen along Kreps Lane at Conboy National Wildlife Refuge at the southeastern foot of Mt. Adams.........June 18, 2006. Note the outer ring of tubular disk flowers which are greatly enlarged compared to the more centrally located flowers.

The photo above shows a close-up sideview of the flower head of bachelor's button as seen along Kreps Lane at Conboy National Wildlife Refuge at the southeastern foot of Mt. Adams.........June 18, 2006.