Pea, Pisum sativum.

Pea, Pisum sativum.

Peony, Paenonia Bowl of Beauty, Open deep pink flower head.

Rhododendron, Rhododendron Rosy Dream yakushimanum x 'Britannia', Deep pink flowers in bloom borne on a bush.

Hyacinth, Hyacinthus, Single open cream flower head with leaves shown against a pure white background.

Hyacinth, Hyacinthus, Single open cream flower head with leaves shown against a pure white background.

Coral bells, Heuchera 'Marmalade' flower stems growing above leaves, shown against a pure white background.

Hellebore, Open black hellebore flower head on a stem in side view, with a second flower in back view, against a pure white background.

Hellebore, Open black hellebore flower head on a stem, with a second flower in back view, against a pure white background.

Hellebore, Open black hellebore flower head on a stem, with a second flower in back view, against a pure white background.

Hellebore, Open black hellebore flower head on a stem, with a second flower in backview, against a pure white background.

Hellebore, Open black hellebore flower head on a stem, with a second flower in back view, against a pure white background.

Hellebore, Open flower head on a stem, with a bud and second flower in side view.

Poppy, Californian poppy, Eschsclolzia califonica, Open yellow flower head showing stigma, filaments and stamen.