Mr Bercow told the House magazine the contract for the plants - in the atrium of Portcullis House - had been in place since 2001 and should be renegotiated.

BBC: Portcullis House

No one wanted it, mainly because the architect had designed it around an atrium, the central court of a Roman house.

ECONOMIST: Jay Pritzker

Looking out from the atrium just across the street is the yellow-colored house where the watch company was founded more than 150 years ago, now occupied by a new family.

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Portcullis House, a parliamentary complex whose bland, airport-like atrium has become the 21st-century agora of British politics, pullulates with MPs from the 2010 Tory intake (who make up nearly half the parliamentary party).

ECONOMIST: Bagehot