Globe Thistle, Echinops bannaticus.

Globe Thistle, Echinops bannaticus.

Globe thistle, Echinops bannaticus 'Taplow Blue'.

Dandelion clock, Taraxacum officinale.

Dandelion clock, Taraxacum officinale, Seedhead against blue sky with individual seeds dispersed by wind on a pappus of fine hairs.

Spherical flower heads of Echinops ritro Veitch's Blue.

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

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

Globe Thistle, Echinops bannaticus.

Globe Thistle, Echinops bannaticus 'Taplow blue'.

Dandelion clock, Taraxacum officinale.

Globe Thistle, Echinops 'Veitch's blue'.