Bluebell, English bluebell, Hyacinthoides non-scripta, A single arching head of blue flower growing outdoor.

Bluebell, English bluebell, Hyacinthoides non-scripta, A single arching head of blue flower growing outdoor.

Aquilegia, Columbine, Single stem of plant with pale purple head set against a pure white background.

Aquilegia, Columbine, Single stem of plant with slightly dropped pale purple head set against a pure white background.

Aquilegia, Columbine, Single stem of plant with slightly dropped pale purple head set against a pure white background.

Buttercup, Meadow buttercup, Ranunculus acris, Single yellow flower growing outdoor amid green foliage.

Water lily, White water lily,Nymphaea alba, Single flower growing outdoor on water.

Water lily, White water lily,Nymphaea alba, Single flower growing outdoor on water.

Water lily, White water lily,Nymphaea alba, Single flower growing outdoor on water.

Morning glory, Convolvulus, Studio shot of single red trumpet shaped flower with white centre on stem.

Hellebore, Helleborus, Studio shot of single purple flower head on stem.

Gladiolus, Sword Lily, Studio shot of white and pale lilac flowers on a single stem.