The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
From Placr Ltd:
Find significant and important trees of London using the Capitals famous tube and Overground map. Each station has a 'must see' tree associated with it. Find a Swamp Cyprus near St Pauls, rare wild Black Poplar in Angel, ash trees in White City and the Dickens Oak at Chigwell.The data in this app comes from the Greater London Authority, London's Boroughs and the Woodland Trust, with many individual contributions credited throughout. The tree identification guide is kindly provided by http://www.woodlands.co.uk/. The app is not static and will update itself as we bring more data online, so keep returning to see new trees added to the app.Email us at email@example.com if you have a comment about the app or you would like to send us a photo for a tree with no image. Let us know if you think we should add a new tree to the app by emailing firstname.lastname@example.org.