Citron (Citrus medica) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Lualsia simarula illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Rosemary (Rosmarinus) officinalis illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Wintera aromatica illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Poison ivy (Rhus toxicodendron) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Amomum (Amomum granum) paradisi illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Ginger (Zingiber officinale) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Black pepper (Piper nigrum) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Astragalus creticus illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Cherry laurel (Prunus laurocerasus) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Borneo camphor (Dryobalanops camphoral) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Monk's-hood (Aconitum napellus) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Lmilax larsaparilla illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Sassafras (Laurus sassafras) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Bay laurel (Laurus nobilis) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Bogbean (Menyanthes trifoliata) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. Free Image from public domain license 
Antique plant drawn by Sarah Featon (1848–1927). Original from Museum of New Zealand. Digitally enhanced by rawpixel. Free Image from public domain license 
Antique plant Kaiku drawn by Sarah Featon (1848–1927). Original from Museum of New Zealand. Digitally enhanced by… Free Image from public domain license 
Antique plant Geniostima lingustrifolia drawn by Sarah Featon (1848–1927). Original from Museum of New Zealand.… Free Image from public domain license 
Antique plant Tarata drawn by Sarah Featon (1848–1927). Original from Museum of New Zealand. Digitally enhanced by… Free Image from public domain license 
Antique plant Makomako - Aristotelia Racemosa drawn by Sarah Featon (1848–1927). Original from Museum of New Zealand.… Free Image from public domain license 
Antique plant drawn by Sarah Featon (1848–1927). Original from Museum of New Zealand. Digitally enhanced by rawpixel. Free Image from public domain license 
Swamp Sparrow from Birds of America (1827) by John James Audubon, etched by William Home Lizars. Original from University of… Free Image from public domain license 
Antique plant Caltha novae Zelandia drawn by Sarah Featon (1848–1927). Original from Museum of New Zealand. Digitally… Free Image from public domain license 
Antique plant Pomadrris edgerloyi drawn by Sarah Featon (1848–1927). Original from Museum of New Zealand. Digitally… Free Image from public domain license 
Antique plant Senecio Creeping fuchsia drawn by Sarah Featon (1848–1927). Original from Museum of New Zealand.… Free Image from public domain license 
Common prickly-ash, Zanthoxylum fraxineum from Traité des Arbres et Arbustes que l'on cultive en France en pleine… Free Image from public domain license 
Study sheet with Sea Thistle, Hop and Clematis (1899) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally… Free Image from public domain license 
Banded Wren (Alurus splendens) illustrated by Elizabeth Gould (1804–1841) for John Gould’s (1804-1881) Birds of… Free Image from public domain license 
Common buckthorn, Rhamnus catharticus from Traité des Arbres et Arbustes que l’on cultive en France en pleine… Free Image from public domain license 
Common sea buckthorn, Hippophae rhamnoides from Traité des Arbres et Arbustes que l'on cultive en France en pleine… Free Image from public domain license 
Odontoglossum edwardii from Reichenbachia Orchids (1888-1894) illustrated by Frederick Sander (1847-1920). Original from The… Free Image from public domain license 
Antique plant Wahlenbergia congesta Wahlenbergia rupestris Lobelia anceps Pratia angulata Forstera sedifolia Selleria… Free Image from public domain license 
Dwarf Russian almond, Amygdalus nana from Traité des Arbres et Arbustes que l’on cultive en France en pleine… Free Image from public domain license 
Alpine azalea, Loiseleuria procumbensfrom Traité des Arbres et Arbustes que l’on cultive en France en pleine… Free Image from public domain license 
Plumbago Capensis illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own 1892 edition of… Free Image from public domain license 
Raspberry by Pierre-Joseph Redouté (1759–1840). Original from Biodiversity Heritage Library. Digitally enhanced… Free Image from public domain license 
Myrtus communis romana (Myrte commun romain) from Traité des Arbres et Arbustes que l’on cultive en France en… Free Image from public domain license 
European ash, Fraxinus excelsior from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… Free Image from public domain license 
Bitter willow, Salix angustifolia from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… Free Image from public domain license 
Eastern leatherwood, Dirca palustris from Traité des Arbres et Arbustes que l’on cultive en France en pleine… Free Image from public domain license 
European bladdernut, Staphylea pinnata from Traité des Arbres et Arbustes que l’on cultive en France en pleine… Free Image from public domain license 
Italian buckthorn, Rhamnus alaternus from Traité des Arbres et Arbustes que l’on cultive en France en pleine… Free Image from public domain license 
Lentisk, Pistacia lentiscus from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… Free Image from public domain license 
Jujube (Fiorazione del Giuggiolo) from Pomona Italiana (1817 - 1839) by Giorgio Gallesio (1772-1839). Original from The New… Free Image from public domain license 
Fig (Coccus ficus caricae) from Pomona Italiana (1817 - 1839) by Giorgio Gallesio (1772-1839). Original from The New York… Free Image from public domain license 
Trichipteris excelsa illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own 1892 edition… Free Image from public domain license 
Unknown plant (1596–1610) by Anselmus Boëtius de Boodt. Original from the Rijksmuseum. Digitally enhanced by… Free Image from public domain license 
Weeping willow (Salix babylonica) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… Free Image from public domain license 
Mansoor, Asarum europaeum (1596–1610) by Anselmus Boëtius de Boodt. Original from the Rijksmuseum. Digitally… Free Image from public domain license 
Common dogwood (Cornus sanguinea) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… Free Image from public domain license 
Myrtle family, Myrtaceae (1596–1610) by Anselmus Boëtius de Boodt. Original from the Rijksmuseum. Digitally… Free Image from public domain license 
Swamp titi (Cyrilla racemiflora) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… Free Image from public domain license 
Caper (Capparis Spinosa) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… Free Image from public domain license