Orchids of Britain :
Lang, David, 1935-
Orchids of Britain : a field guide / by David Lang. - Oxford : Oxford University Press, 1980. - ix,213p,[32]p of plates.
0192176927
Orchids--Great Britain.
Orchids of Britain : a field guide / by David Lang. - Oxford : Oxford University Press, 1980. - ix,213p,[32]p of plates.
0192176927
Orchids--Great Britain.