African tuliptree, Spathodea campanulata. View from below looking up at flower clusters against blue sky.

Coneflower, Black-eyed Susan, Rudbeckia flowers with bright yellow petals surrounding central cone against blue sky.

Virginia creeper, Parthenocissus quinquefolia. Stem and leaves casting shadow over wood with vertical pattern of grain.

Single, orange flower of Californian poppy, Eschscholzia californica.

Californian poppy, Eschscholzia californica.

Butterfly feeding on Bloodflower, Asclepias curassavica.

Glass winged butterfly, Greta Oto feeding on Bloodflower, Asclepias curassavica. This butterfly is so called because its wings lack coloured scales and give the impression of glass.

Glass winged butterfly, Greta Oto feeding on Bloodflower, Asclepias curassavica. This butterfly is so called because its wings lack coloured scales and give the impression of glass.

Poppy, Papaver rupifragum Tangerine Parfait. Two flowers, one above the other with insect curled around anther of upper flower.

Pansy, Viola x wittrockiana cultivar. Single flower of deep yellow colour edged in reddish brown and with black at centre.

Blanket flower, Gaillardia pulchella. Close view of single, daisy-like flower head with reddish brown centre scattered with pollen.

Gerbera cultivar. Four individual flower stems in shades of yellow and orange arranged in a row and photographed on a lightbox.