References

References in print

• Most standard tree guides contain a basic account of the London plane and the oriental plane.
• Trees and Shrubs hardy in the British Isles, by Bean, (aka Bean's Manual), 8th Edition, 1970/1976, contains an extensive account of the genus as grown in Britain, with some comments about nearby Europe. I have used it as my principal source of information. It also contains accounts of particularly large or fine specimens, these are often in London. I have not been able to find all of these.
• The European Garden Flora, vol. IV, contains details of P. orientalis, P. x acerifolia, P. 'Augustine Henry', P. 'Pyramidalis', P. 'Suttnerii', P. occidentalis, P. orientalis 'Digitata', P. racemosa, P. wrightii.
• Mitchell (Field guide to the trees of Britain and Northern Europe) has accounts of P. orientalis, various clones included under P. x acerifolia, with brief mentions of some other forms.
• Hillier's Manual lists the following additional forms not listed above; P. x acerifolia 'Tremonia', P. orientalis v. insularis.
• Flora of the London Area (London Natural History Society, 1983) contains a plan showing the distribution of reported seedlings within Greater London.
• Gardener's Chronicle, 1860 and 1866, carried accounts by Thomas Rivers, of the growth of nursery stock in Britain, and of the cultivar he called 'Palmata'.

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2-Jan-2007