Opium poppy, Papaver somniferum, seedhead on a single stem that has bent sideways, towards the right.

Opium poppy, Papaver somniferum seedhead on a single stem that has bent sideways, towards the left.

Meadow cranesbill, Geranium pratense, mass of flowers and buds in a wildflower meadow in Norfolk. Backlit in sunlight causing flowers to turn away from viewer towards sun.

Meadow cranesbill, Geranium pratense, wildflower meadow in Norfolk. Backlit in sunlight causing flowers to turn away from viewer towards sun.

Buddleja Davidii. Long, curved panicles of small, purple or lilac flowers against blue sky. Flowers are open at end, finishing and browning as they extend towards stem.

Hibiscus flower with protruding pistil and stamens, turned upwards towards sunshine against blue sky.

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

Fern.

Australia, Looking up through tree canopy of branches and feathery leaves towards blue sky.