Orca or Killer whale (Orca rectipinna, Orca Ater) from Natural history of the cetaceans and other marine mammals of the… https://www.rawpixel.com/image/328235/free-illustration-image-whale-orca-vintage Free Image from public domain license
Ink mushrooms (1915) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally enhanced by rawpixel https://www.rawpixel.com/image/466944/free-illustration-image-mushroom-julie-graag-art-nouveau Free Image from public domain license
Yellow lady slipper by Pierre-Joseph Redouté (1759–1840). Original from Biodiversity Heritage Library.… https://www.rawpixel.com/image/263656/free-illustration-image-redoute-flower-pierre-joseph Free Image from public domain license
Vase with a floral garland by Johan Teyler (1648-1709). Original from The Rijksmuseum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/515425/free-illustration-image-floral-painting-flower-vase Free Image from public domain license
Mountain Laurel (Chamaedaphne foliis) from The Natural History of Carolina, Florida, and the Bahama Islands (1754) by Mark… https://www.rawpixel.com/image/414457/free-illustration-image-tropical-flowers-garden Free Image from public domain license
Cattleya dowiana aurea from Reichenbachia Orchids (1888-1894) by Frederick Sander (1847-1920). Original from The New York… https://www.rawpixel.com/image/327907/free-illustration-image-orchids-red-flower Free Image from public domain license
Red loasa from Edwards’s Botanical Register (1829—1847) by Sydenham Edwards, John Lindley, and James Ridgway. https://www.rawpixel.com/image/559403/maple-leaf-loasa-poster Free Image from public domain license
Dendrobium superbum from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920). Original from The… https://www.rawpixel.com/image/328000/free-illustration-image-orchid-flowers-frederick-sander Free Image from public domain license
Laelia anceps Stella & Barkeriana from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920).… https://www.rawpixel.com/image/328021/free-illustration-image-flowers-frederick-sander-antique Free Image from public domain license
Lycaste skinneri and alba from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920). Original from… https://www.rawpixel.com/image/328006/free-illustration-image-flowers-orchid-vintage-drawing Free Image from public domain license
Flowers (1884) in high resolution by L. Prang & Co. Original from The Library of Congress. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/2776927/free-illustration-image-flower-leaves-floral Free Image from public domain license
Sneeze weed (1915) by Hannah Borger Overbeck. Original from The Los Angeles County Museum of Art. Digitally enhanced by… https://www.rawpixel.com/image/3234308/free-illustration-image-vintage-leaf-art-and-craft Free Image from public domain license
Hand drawn snake's head fritillary. Original from Biodiversity Heritage Library. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/2880120/free-illustration-image-vintage-flower-floral-botanical Free Image from public domain license
Amanita muscaria var illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson and James… https://www.rawpixel.com/image/326961/free-illustration-image-mushroom-vintage-botanicals Free Image from public domain license
Rue (Ruta graveolens) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson and James… https://www.rawpixel.com/image/327075/free-illustration-image-rue-herbs-ruta-graveolens Free Image from public domain license
Carpets in the medieval style from the Industrial arts of the Nineteenth Century (1851-1853) by Sir Matthew Digby wyatt… https://www.rawpixel.com/image/329580/free-illustration-image-carpet-medieval-sir-matthew-digby-wyatt Free Image from public domain license
Monk's-hood (Aconitum napellus) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson… https://www.rawpixel.com/image/326987/free-illustration-image-aconite-aconitum-wolfsbane Free Image from public domain license
Common marshmallow (Althea officinalis) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John… https://www.rawpixel.com/image/326930/free-illustration-image-flower-marshmallow-althea-officinalis Free Image from public domain license
Sweet and chili peppers (Capsicum annuum) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John… https://www.rawpixel.com/image/326703/free-illustration-image-chili-peppers-capsicum Free Image from public domain license
Wintera aromatica illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson and James… https://www.rawpixel.com/image/326938/free-illustration-image-flower-vintage-watercolor Free Image from public domain license
Poison nu (Strychnos nux-vomica) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John… https://www.rawpixel.com/image/327146/free-illustration-image-poison-botanical-strychnine Free Image from public domain license
Opium poppy (Papaver somniferum) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John… https://www.rawpixel.com/image/326965/free-illustration-image-poppy-opium-papaver Free Image from public domain license
Angel changelica illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson and James… https://www.rawpixel.com/image/327199/free-illustration-image-angel-watercolor-flower-vintage-painting Free Image from public domain license
Piper cubeba illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson and James Morss… https://www.rawpixel.com/image/326939/free-illustration-image-pepper-flower-plants Free Image from public domain license
Castor oil plant (Ricinus communs) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John… https://www.rawpixel.com/image/326975/free-illustration-image-castor-vintage-flower Free Image from public domain license
Lmilax larsaparilla illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson and James… https://www.rawpixel.com/image/327090/free-illustration-image-flower-watercolor-plants Free Image from public domain license
Bogbean (Menyanthes trifoliata) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson… https://www.rawpixel.com/image/327182/free-illustration-image-flower-watercolor-bogbean Free Image from public domain license
Water dock (Rumex hydrolapathum) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John… https://www.rawpixel.com/image/327154/free-illustration-image-flower-dock-vintage Free Image from public domain license
Horseradish (Cochlearia armoracia) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John… https://www.rawpixel.com/image/327101/free-illustration-image-horseradish-flower-vintage Free Image from public domain license
Bearberry (Arbutus uva ursi) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson… https://www.rawpixel.com/image/327184/free-illustration-image-flower-watercolor-1800s Free Image from public domain license
Cattleya trianaei schroederiana from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920). Original… https://www.rawpixel.com/image/328010/free-illustration-image-flower-white-vintage-orchid Free Image from public domain license
Sweet flag (Acorus calamus) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson and… https://www.rawpixel.com/image/327214/free-illustration-image-sweet-flag-flower Free Image from public domain license
Dendrobium noile sanderianum from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920). Original… https://www.rawpixel.com/image/328032/free-illustration-image-flower-dendrobium-art-painting-vintage Free Image from public domain license
Jimsonweed (Datura stramonium) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson… https://www.rawpixel.com/image/327016/free-illustration-image-flower-snare-vintage-botanical Free Image from public domain license
Miltonia moreliana from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920). Original from The New… https://www.rawpixel.com/image/328075/free-illustration-image-orchid-flower-vintage Free Image from public domain license
Cattleya rex from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920). Original from The New York… https://www.rawpixel.com/image/328073/free-illustration-image-orchids-flower-frederick-sander Free Image from public domain license
Odontoglossum rossii from Reichenbachia Orchids (1888-1894) by Frederick Sander (1847-1920). Original from The New York… https://www.rawpixel.com/image/327905/free-illustration-image-flower-century-art-painting-vintage Free Image from public domain license
Lælia elegans schilleriana from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920).… https://www.rawpixel.com/image/327990/free-illustration-image-flowers-orchid-frederick-sander Free Image from public domain license
Lælia hybrida behrensiana from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920). Original… https://www.rawpixel.com/image/328069/free-illustration-image-flower-orchid-art-painting-vintage Free Image from public domain license
Lælia anceps sanderiana from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920). Original… https://www.rawpixel.com/image/328020/free-illustration-image-flower-orchid-paintings Free Image from public domain license
Zygopetalum wendlandi from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920). Original from The… https://www.rawpixel.com/image/327986/free-illustration-image-flower-orchid-century Free Image from public domain license
Selenipedium hybridum nitidissimum from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920).… https://www.rawpixel.com/image/327932/free-illustration-image-orchid-flower-frederick-sander Free Image from public domain license
Phalænopsis speciosa from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920). Original from… https://www.rawpixel.com/image/328027/free-illustration-image-orchid-flowers Free Image from public domain license
True lover's knot (Paris quadrifolia) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John… https://www.rawpixel.com/image/327013/free-illustration-image-paris-true-lovers-knot-paris-quadrifolia-watercolor-flower Free Image from public domain license
Cypripedium oenanthum superbum from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920). Original… https://www.rawpixel.com/image/327996/free-illustration-image-flower-orchid Free Image from public domain license