Globeflower, Trollius chinensis, yellow flower showing stamens and stigma.

Globeflower, Trollius chinensis, yellow flower showing stamens and stigma against a solid black background.

Globeflower, Trollius chinensis, yellow flower showing stamens and stigma.

Globeflower, Trollius chinensis, yellow flower showing stamens and stigma.

Globeflower, Trollius chinensis, yellow flower showing stamens and stigma.

Globeflower, Trollius chinensis, yellow flower showing stamens and stigma, against a solid black background.

Globeflower, Trollius chinensis, black and white flower showing stamens and stigma, against a solid black background.

Ranucuclus, Persian buttercup, a Ranunculus asiaticus, dark pink flower against a solid black background.

Ranucuclus, Persian buttercup, a Ranunculus asiaticus, black and white against a solid black background.

Ranucuclus, Persian buttercup, a Ranunculus asiaticus, pink flower against a pink background.

Ranucuclus, Persian buttercup, a Ranunculus asiaticus, orange flower against a solid black background.

Ranucuclus, Persian buttercup, a Ranunculus asiaticus, black and white against a solid black background.