Snake's-head Fritillary

This plant is, probably, a rare British native wild-flower, its main population being concentrated in Cricklade Meadow in Wiltshire. These pictures, however, were taken last month at Clyne Gardens here in Swansea, where a small population is naturalised on a grassy bank, along with other wild-flowers.

Most plants are of this dark purple chequered variety:

although a small proportion are white:

Makes a change from Foxes!