Sensible wood sorrel (Oxalis sensitiva). Like other sensitive plants, the sensible wood sorrel is so named for its tendency to show movement when touched. Handcolored copperplate engraving by Majoli from John Hill's "Decade of Curious and Elegant Trees and Plants" (1786) It had first been published in London in 1773. The new edition had 10 hand-coloured botanical plates by P. Maioli (Majoli) engraved by Giuseppe Bianchi and depicted unusual plants such as carnivorous pitcher plants and Venus flytraps for the first time.