Unidentified Plants (Again)

Unidentified Plants (Again)

As you've been absolutely brilliant at identifying my as yet unknown plants, here's one more for you:

UNIDENTIFIED PLANTS 004
Originally uploaded by smtfhw

Again, I'm in England, in the Midlands, and dealing with a well-established garden. The plant is around 3 feet tall, and deciduous. Any ideas?
Wild plant ID?

Wild plant ID?

What is this flower

What is this flower

Plant I.D.

Plant I.D.

Fox Red Curly Sedge

Fox Red Curly Sedge

Plum tree with flowers…

Plum tree with flowers…

Iris, unfurling

Iris, unfurling