Images Filters Artist Artist... John Johnstone (1) Collection Collection... Wellcome Library (1) Country No options available Continent Continent... Europe (1) Medium Medium... Print (1) Category Category... Flora & Fauna (1) Date Date... 1850s (1) 1 matching result. Sort orderRelevanceOldest additions firstNewest additions firstOldest painted firstNewest painted first See results on a map View map Four poisonous plants: hemlock (Conium maculatum), henbane (Hyoscyamus niger), opium lettuce (Lactuca virosa) and autumn crocus (Colchicum autumnale). (1855) + Add to album 1 Four poisonous plants: hemlock (Conium maculatum), henbane (Hyoscyamus niger), opium lettuce (Lactuca virosa) and autumn crocus (Colchicum autumnale). (1855) image courtesy of Wellcome Library, London | CC BY 4.0