[BOTANY]. MARTYN, Thomas. Thirty-Eight Plates with Explanations; Intended to Illustrate Linnaeus? System of Vegetables? [Bound with:] Letters on the Elements of Botany; Addressed to a Lady by J. J. Rousseau. Translated into English? by Thomas Martyn. London: J. White, 1799, 1815. 8vos. Illustrated with 38 hand-colored botanical plates. 72, [2, ads]; 432, [2, ads] pp. Bound in modern half brown calf over marbled boards, spine tooled in gilt in compartments, five raised bands, black gilt morocco lettering label (binding lightly rubbed; text toned, soiled, foxed, creased, ownership markings on both title-pages, a few leaves chipped). Very good. THIRD EDITION OF THE FIRST WORK; EIGHTH EDITION OF THE SECOND WORK. Measurements: 9 x 6 x 3?.