Dandelion, Cropped view of single dandelion seed head captured to highlight details.

Sea holly, Eryngium variifolium. Spheical head of small, blue flowers surrounded by narrow, spiny, silver bracts.

Sea holly, Eryngium maritimum. Flower heads surrounded by spiny bracts netted with silvery white veins.

Globe Thistle, Echinops bannaticus Blue globe, Spherical blue flower head with hoverfly.

Cirsium rivulare Atropurpureum. Flower head of crimson, pincushion-like flowers with three emerging, smaller heads around base

Globe Thistle, Echinops bannaticus.

Cirsium, Cirsium rivulare 'Atropurpureum'.

Globe Thistle, Echinops bannaticus 'Taplow blue'.

Dandelion clock, Taraxacum officinale.

Thistle, Spear thistle, Scotch thistle, Bull thistle, Cirsium vulgare.

Dandelion clock, Taraxacum officinale.

Globe Thistle, Echinops 'Veitch's blue'.