Creeping Thistle -flowerheads 1

Creeping Thistle - flowerheads 2

Male flowerhead and buds

Male flowerhead

Close up of male florets

Female flowerhead

5-forked female florets

Stigma tubes with rings of basal hairs

Thistledown

Upper leaves, spineless stem

Close-up of upper leaf

Lower leaf

Flowerheads, upper leaves and buds

Gall produced by the Thistle Gall Fly

- Urophora cardui