Pansy, Viola x wittrockiana cultivar. Close view of single flower with delicately veined purple petals and yellow eye at centre.

Pansy, Viola x wittrockiana cultivar. Single flower with ruffled petals of muted purple and area of dark purple-brown radiating from yellow eye at centre.

Viola cultivar. Single flower with dark purple petals fading towards yellow centre.

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

Viola cultivar. Group of flowers with delicate cream and pale blue petals and yellow eye at centre.

Viola cultivar with delicate cream and pale blue translucent petals and yellow eye at centre. One faced forwards, one turned away.

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. Single flower of deep yellow colour edged in reddish brown and with black at centre.

Pansy, Viola x wittrockiana cultivar. Several flowers with petal colours of yellow and cream extending to purple edges and outer petals.

Water lily, Nymphaea St. Louis Gold. Single, yellow flower reflected in dark, still water.

Water lily, Nymphaea Lone Star. Single flower with white petals and pink and deep yellow centre.