Liége, published by the editor, 1857. 8vo-sized (23.6 x 15.2 cm).
A fine illustration of two wild orchids, with large flowers, drawn and engraved in stone by the famous botanical engraver Georges Severeijns, or Severeyns. Slight age-toning; vertical fold, small pale spot, and tiny perforation, with a short tear on right side, otherwise very good, clean. Nissen BBI, 2218.