Xylobium foveatum (Lindl.) G.Nicholson [ Maxillaria concava Lindl.]
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Xylobium foveatum (Lindl.) G.Nicholson [ Maxillaria foveata Lindl.] [Orchidaceae]
J. Paxton, J. Lindley, Paxton’s Fl. Gard., vol. 2 : p. 53, fig. 159 (1853)