Pansy, Viola x wittrockiana cultivar. Two flowers with areas of dark purple-brown radiating from the centres of yellow petals.

Pansy, Viola x wittrockiana cultivar. Two flowers in muted colours of yellow and brown with black and yellow at centre.

Pansy, Viola x wittrockiana cultivar. Two flowers viewed from behind with one slightly forward of the other.

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 lily, Nymphaea cultivar. Two pink flowers raised on stems above water surface and lily pads.

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.

Gerbera cultivar. Two individual flower stems arranged and photographed on lightbox.

Lisianthus, Eustoma russellianum Piccolo Rose. Studio shot of two flowers and bud arranged with a spiral of Bear Grass around stems.

Spider lily, Crinum asiaticum Amaryllidaceae. White flower with narrow, re-curved petals at the 2009 Flower Festival in Chiang Mai, Thailand.

Orchid, Spider orchid Paphiopedilum Harold Koopowitz at the 2011 Orchid Festival in Chiang Mai, Thailand.

Zinnia, bright pink Zinnia elegans. Thailand, Chiang Mai, Phrao.