Death and decay. Downy Birch (Betula pubescens). Possible X B. pendula). Tree succession on a wetland site. Calthorpe Broad NNR, Norfolk. From natural

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Death and decay. Downy Birch (Betula pubescens). Possible X B. pendula). Tree succession on a wetland site. Calthorpe Broad NNR, Norfolk. From naturally self sown seed trees reaching maturity with one or two estimated 30 - 40 years old dying off. Alder (Alnus glutinosa), thickets middle distance, and in background. Bark lasts longer than inner wood. Both deciduous species. Reed (Phragmites sp.) growing from wet ground level. Winter

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Photo credit: © Joe Blossom / Alamy / Afripics
License: Licensed
Model Released: No

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