Hampshire,
United Kingdom 
Specimen 4 This shrub is in my son's garden of his new house, it had one large flower remaining similar to a magnolia. He would like to know what it is (and so would I).
28 May, 2011
Answers
is it the hankerchief tree? that has odd white flowers and odd leaves too.
29 May, 2011
Leaf isn't right for Davidi involucrata, has ovate, serrated leaves with heavy veining.
29 May, 2011
Same comment as Bamboo has made with your other questions. We need to see photo of whole tree, branch and trunk.
28 May, 2011