Oranger A Fruit Oblong; Arancio a Frutto Bislungo
Paris: Mme Herissant Le Doux, 1818. Stipple engraving with original hand coloring. 13 1/4 x 9 1/2 inches. Beautiful side and sectional view of a sour orange. The monograph by Antoine Risso and A. Poiteau, Histoire Naturelle of the Orangers, became the standard work for the classification of citrus plants. More