WOOLWARD (FLORENCE H.) AND F.C. LEHMANN The Genus Masdevallia, London, R.H. Porter, [1890]-96, folio, lithographed title and 87 hand-coloured lithographed plates of orchids, heightened with gum arabic, one double-page chromolithographed map (occasional very light spotting, contemporary calf (spine faded, extremities rubbed). [Nissen BBI 2185]