I came across this growing in a crack in a pavement. I assume it's an
escape from some garden, but I don't recognise it.
http://www.stewart.hinsley.me.uk/Images/Dicot24.jpg
http://www.stewart.hinsley.me.uk/Images/Dicot25.jpg
Looks as it might be something in the old Scrophulariaceae, perhaps in
the region of Linaria or Antirrhinum.
--
Stewart Robert Hinsley