Pasqueflower, Pulsatilla vulgaris, single flower with raindrops and foliage against a white background.

Pasqueflower, Pulsatilla vulgaris, single flower with raindrops and foliage against a white background.

Camellia, Side view of a single pink camellia flower with leaves on a short stem shown against a pure white background.

Camellia, Single pink camellia flower with leaves on a short stem shown against a pure white background.

Camellia, Single pink camellia flower with leaves on a short stem shown against a pure white background.

Camellia, Single pink camellia flower with leaves on a short stem shown against a pure white background.

Camellia, Single pink camellia flower with leaves on a short stem shown against a pure white background.

Camellia, Single pink camellia flower with leaves on a short stem shown against a pure white background.

Camellia, Single pink camellia flower with leaves on a short stem shown against a pure white background.

Blueberry, Vaccinium, Stem of bush showing flowers in various stages of opening.

Blueberry, Vaccinium, Stem of bush showing open flowers.

Blueberry, Vaccinium, Stem of bush showing open flowers.

Bluebell, English bluebell, Hyacinthoides non-scripta, Single stem and pale blue flower head shown against a pure white background.

Amaryllis, Amaryllidaceae Hippeastrum, deep pink flower heads on stem against a pure white background.