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Pictorial guide to the flora of the British Isles
Betula papyrifera is a tree native to northern North America. 
Oxford (VC23: Oxfordshire); 2015-09-18  | 
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The bark of Betula papyrifera often peel away in sheets. 
Oxford (VC23: Oxfordshire); 2015-09-18  | 
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Partly disseminated female catkin, showing the 3-lobed bract subtending each seed. 
Oxford (VC23: Oxfordshire); 2015-09-17  | 
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All images copyright © Christopher J. Dixon unless otherwise indicated. 
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