decision to only give players of that age a one-year contract. I wanted two.

'Today, I can say maybe it was wrong. I should have stayed, even for that one year.

'I could never imagine that I would go back to [Bayer] Leverkusen. Until the last day, I actually thought we would find a way at Chelsea. I was really hoping I could stay until the end.'

Ballack was pictured back at Chelsea's training ground with boss Frank Lampard in October

Ballack's four-year spell in west London was incredibly successful as he won the Premier League, two FA Cups, the League Cup and the Community Shield.

He was also part of the Chelsea side which finished as runners-up in the Champions League to Manchester United in 2008.

Ballack's Chelsea career ended on a sourNew species and records of Orchidaceae from Costa Rica. II

After the publication of the most recent and comprehensive treatment of the Orchidaceae in the Manual de Plantas de Costa Rica, new species continue being discovered in the country on a regular basis. Novelties in Acianthera, Epidendrum, Lepanthes, Masdevallia, Pleurothallis, and Specklinia are disc...

After the publication of the most recent and comprehensive treatment of the Orchidaceae in the Manual de Plantas de Costa Rica, new species continue being discovered in the country on a regular basis. Novelties in Acianthera, Epidendrum, Lepanthes, Masdevallia, Pleurothallis, and Specklinia are discussed. We present eight new records including the reconsideration of Epidendrum concavilabium (as different from E. circinatum), and the first record of the genus Epistephium (E. ellipticum) for the country. Three new taxa,