This is a 'soldier' on our allotment.

http://s817.photobucket.com/albums/z...tUK/Allotment/
[Ignore the tap photos]

It looked enough like a bean for us to let it grow and hope for something
useful.
However it is producing what look like seeds.

Any idea what it is?

TIA

Dave R

--
No plan survives contact with the enemy.

Helmuth von Moltke the Elder