Hart, M. (illus.), Watts (engraved by).
London. Ridgway. 1823.
Engraving, original handcolor, image 8 x 5 inches on sheet 9 1/2 x 5 3/4 inches. Very good condition. With accompanying text sheet. Blue and lavender flower, plate 682 from Sydenham Edwards' "The Botanical Register". Identified as a native of Brazil, found close to Rio Janeiro. Item #34247