Buttercup, Meadow buttercup, Ranunculus acris, Single yellow flower growing outdoor amid green foliage.

Buttercup, Meadow buttercup, Ranunculus acris, Yellow flowers in a meadow in Upper Teesdale, North Pennines, Co Durham.

Buttercup, Meadow buttercup, Ranunculus acris, Yellow flowers in a meadow in Upper Teesdale, North Pennines, Co Durham.

Buttercup, Meadow buttercup, Ranunculus acris, Yellow flowers in a meadow in Upper Teesdale, North Pennines, Co Durham.

Fern, Bracken, Pteridium aquilinum, Green fronds of plant growing outdoor.

Fern, Bracken, Pteridium aquilinum, Green fronds of plant growing outdoor.

Buttercup, Meadow buttercup, Ranunculus acris, Mass of small yellow coloured flowers growing outdoor.

Fern, Bracken, Pteridium aquilinum, Frond unfurling.

Fern, Bracken, Pteridium aquilinum, Frond unfurling.

Chrysanthemum Corn marigold Chrysanthemum segetum glebionis segetum

Chrysanthemum Corn marigold Chrysanthemum segetum glebionis segetum

Corn marigold, Chrysanthemum segetum, Single yellow coloured flower growing outdoor.