Poppy, Papaver somniferum. Open flower with sunlight shining through petals and bud on hook shaped stem at side.

Poppy, Papaver somniferum. Close cropped view of single flower with creased, delicate, pale pink petals.

Pansy, Viola x wittrockiana. Single flower with ruffled purple-brown, veined petals extending dark to light from yellow centre.

Viola cultivar. Flower with delicate cream and pale purple-blue petals and yellow eye at centre.

Water lily, Nymphaea cultivar. Single pink flower and lily pads on water in sunshine.

Water lily, Nymphaea cultivar. White flower with yellow centre raised on stem above water and lily pads with another, part seen in immediate foreground.

Water Snowflake, two white flowers with yellow centres and feathery edges to the petals. Leaves of Giant Water Sensitive Plant, Aeschynomene fluitans part seen behind.

Water Snowflake, two white flowers with yellow centres and feathery edges to the petals. Leaves of Giant Water Sensitive Plant, Aeschynomene fluitans behind.

Primrose, Primula Vialii, red tipped pyramid of pink flowers growing in County Down, Northern Ireland.

Orchid, Blue vanda with pale blue petals marked with checkerboard pattern at the 2011 Orchid Festival in Chiang Mai, Thailand.

Orchid, Blue vanda with pale blue petals marked with checkerboard pattern at the 2011 Orchid Festival in Chiang Mai, Thailand.

Orchid, Blue vanda with pale blue petals marked with checkerboard pattern at the 2011 Orchid Festival in Chiang Mai, Thailand.