Asters, Asteraceae, Close-up view of flowers with yellow stamen growing outdoor.

Asters, Asteraceae, Close-up view of two purple flowers with yellow stamen.

Asters, Asteraceae, Close-up view of two purple flowers with yellow stamen.

Dahlia, Close-up view of pink coloured flowers growing outdoor.

Daisy, Yellow flower growing outdoor in a field of English meadow flowers, including Bachelor Buttons, cornflowers and assorted varieties of daises.

Thistle, Pasture Thistle, Cirsium Pumilum, Mauve coloured flower against a backround of dandelions.

Scabious, Scabiosa, Close-up of mauve coloured flower growing in wild meadow.

Close up of Devil's Lettuce or Fiddleneck, Amsinckia tessellata, and purple Fremont's Phacelia, Pacelia fremontii, Carrizo Plain National Monument, California, USA.

Devil's Lettuce or Fiddleneck, Amsinckia tessellata, and purple Fremont's Phacelia, Pacelia fremontii, Carrizo Plain National Monument, California, USA.

Carizzo plain with mostly purple Fremont's Phacelia, Pacelia fremontii, Carrizo Plain National Monument, California, USA.

Carizzo plain with mostly purple Fremont's Phacelia, Pacelia fremontii, Carrizo Plain National Monument, California, USA.

Salvia, Wild Salvia, Blue Sage, Salvia Patens, Mass of purple flowers growing outdoor in field of buttercups.