Dandelion clock, Taraxacum officinale. Digitally manipulated image of three dandelion seedheads within circle against softened, muted background creating effect of illustration.

Opium poppy, Papaver somniferum. Digitally manipulated image of three Opium poppy seedheads arranged within frame against softened, muted background creating effect of illustration.

Opium poppy, Papaver somniferum. Digitally manipulated image of three Opium poppy seedheads arranged within circle against softened, muted background creating effect of illustration.

Opium poppy, Papaver somniferum. Digitally manipulated image of three Opium poppy seedheads arranged on paper against softened, muted background creating effect of illustration.

Opium poppy, Papaver somniferum. Digitally manipulated image of three Opium poppy seedheads against softened, muted background creating effect of illustration.

St Johns wort Hidcote. Cluster of bright yellow flowers with prominent stamens.

Iris foetidissima. Seed pods open to reveal bright, scarlet fruits.

Feathery seed head of Pasque flower, Pulsatilla vulgaris with water droplets collecting on individual tendrils.

Spherical seed heads of Globe thistle, Echinops cultivar.

Yellow flowers of Clematis tangutica with fluffy seedheads in foreground against blue sky.

Poppy, Papaver rhoeas Shirley series. Single, open flower with delicate, drooping petals beside ripening seedhead.

Poppy, Papaver rhoeas Shirley series. Hoverfly on yellow stamen of single, open flower with shadow of seedhead on petal.