Posted: 16/11/2013 at 17:49
Definitely the dread and beautiful Lesser Celandine. Ranunculus ficaria.
Translocatable weedkiller is the only solution and then you need to do it every time a leaf appears.
I like the plamt. We even grow a few different forms of it, white, double, green etc.
But yes the normal type really does spread.
There is an orange one