Knawel plant (Scleranthus annuus) with an associated insect and its abdominal segments. Coloured etching, c. 1830. https://www.rawpixel.com/image/14006974/image-flower-plant-artFree Image from public domain licenseKnawel plant (Scleranthus perennis): flowering plant and floral segments. Coloured engraving after J. Sowerby, 1796. https://www.rawpixel.com/image/13980230/image-paper-flower-plantFree Image from public domain licenseGardening outdoors vehicle smiling. AI generated Image by rawpixel. https://www.rawpixel.com/image/12178867/image-background-flower-plantView licenseSandwort (Arenaria gracilis): entire flowering plant with separate floral segments. Coloured etching after J. Schütz, c.1802. https://www.rawpixel.com/image/14011679/image-plant-art-patternFree Image from public domain licenseLeaf cannabis plant herbs. AI generated Image by rawpixel. https://www.rawpixel.com/image/12348834/image-white-background-plantView licenseBoerhavia scandens L.: flowering and fruiting stem. Coloured engraving after F. von Scheidl, 1770. https://www.rawpixel.com/image/13992001/image-plant-grass-artFree Image from public domain licenseA ruined gateway, with weeds growing out of the top of the piers, labelled in a blind central window: "Greenwich Hospital".… https://www.rawpixel.com/image/13993985/image-cartoon-art-hospitalFree Image from public domain licenseA marijuana leaf world plant green herbs. AI generated Image by rawpixel. https://www.rawpixel.com/image/12693472/marijuana-leaf-world-plant-green-herbs-generated-image-rawpixelView licenseSandwort (Arenaria verna): flowering stem and floral segments. Coloured engraving, c. 1830, after J. Sowerby. https://www.rawpixel.com/image/14006306/image-paper-cartoon-flowerFree Image from public domain licenseA species of Boerhavia: entire flowering plant with separate fruit. Coloured etching by M. Bouchard, 1772. https://www.rawpixel.com/image/13984451/image-flower-plant-grassFree Image from public domain licenseBattery Weed, five 10-inch siege mortars, against Wagner by Haas and Peale https://www.rawpixel.com/image/14275966/battery-weed-five-10-inch-siege-mortars-against-wagner-haas-and-pealeFree Image from public domain licenseYo-Semite Valley, from the Mariposa Trail. Mariposa County, Cal. by C L Weed https://www.rawpixel.com/image/14282343/yo-semite-valley-from-the-mariposa-trail-mariposa-county-cal-weedFree Image from public domain license