plant identification please!

[Watermelon]

Hi, Ive had a look on tortoise table and cant seem to find it. This ones been bugging me! Its draping down over a few walls where I live (North Wales).
Can somebody please Identify it

Thanks

 

[Edna]

That is a lovely clematis. I've seen the flowers listed as toxic.

 

[Watermelon]

Ah shame! Thank you