Allotments 4 All

I'd like to swap ground nut Apios americana for cinnamon vine Dioscorea batatas.
http://www.allotments4all.co.uk/smf/index.php?action=gallery;sa=view;id=2485
Anyone?

I chucked a load out this year because I read that they were too invasive.

If I see any at Potato Day I'll grab them for you. You might have to wait another few weeks first though.