[SWITZERLAND]. [HEGETSCHWEILER-BODMER, JOHANNES. Sammlung von Schweizer Pflanzen... Zurich, 1824-34 (?)]. 6 vols., 12mo, 160 x 97 mm., quarter calf, light wear to joints, cover of vol. I detached; lacking title. 413 colored lithographed plates by Louise and Jonas David Labram. The text is arranged alphabetically by flower type. The number of plates between copies and between first and second issues vary according to Nissen and Stafleu. Nissen BBI 838; Stafleu & Cowan TL2 2563. KKM/HSNY, bookplate -- HEGETSCHWEILER-BODMER. Die Giftpflanzen der Schweiz... Zurich, [1828-34]. 6 parts in 4 vols., 8vo, 200 x 160 mm., wrappers. 38 colored lithographed plates by C.J. Brodtmann after Johann Daniel Labram. Städt. Gymnasium, Bern, ink stamp on title -- GAUDIN, JEAN FRANCOIS. Flora Helvetica. Zurich, 1828-33. 7 vols., 8vo, 198 x 116 mm., contemporary half calf, scattered light foxing. FIRST EDITION, 28 colored engraved plates. Nissen BBI 691; Stafleu & Cowan TL2 1971. Institut de Botanique, Université de Genève, duplicate; KKM/HSNY, bookplate. (17)