Medical botany, containing systematic and general descriptions, with plates of all the medicinal plants, indigenous and… https://www.rawpixel.com/image/13988361/image-paper-flower-plantFree Image from public domain licenseNotes on the propagation and cultivation of the medicinal Cinchonas, or Peruvian bark trees / by William Graham McIvor. https://www.rawpixel.com/image/14007541/image-paper-cartoon-flowerFree Image from public domain licenseChelone glabra, White turtlehead, Howard County, Md, Helen Lowe Metzman. Original public domain image from Flickr https://www.rawpixel.com/image/8756182/photo-image-flower-plant-leafFree Image from public domain licenseSpring wildflowers on the Uinta-Wasatch-Cache National Forest, May 13, 2020. (Forest Service photo by Kelly Wickens).… https://www.rawpixel.com/image/4034518/photo-image-flower-plantFree Image from public domain licenseA stand of hairy vetch on the John Wiegand farm near Shelby, Mont. June 2017. Toole County, Montana.. Original public domain… https://www.rawpixel.com/image/3335841/free-photo-image-blossom-cc0-countrysideFree Image from public domain licenseÜber die Blutgefässe des menschlichen Rückenmarkes : Nach einer im XV. Bande der Math. Naturw. Classe der Akademie der… https://www.rawpixel.com/image/14009549/image-flower-plant-artFree Image from public domain licenseSunflowers begin to bloom in the Western Montgomery County, McKee-Beshers Wildlife Management Areas, near Poolesville, Md.… https://www.rawpixel.com/image/3261913/free-photo-image-sunflower-animal-beeFree Image from public domain licenseAmerican Bistort - Bistorta bistortoides by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038593/photo-image-flower-plant-beeFree Image from public domain licenseA fungus (Agaricus species): fungus with fruiting-bodies growing on wood. Coloured etching by G. D. Ehret, c.1744, after… https://www.rawpixel.com/image/13960812/image-paper-cartoon-flowerFree Image from public domain licenseA variety of animalcules, including opercularias, nebuliferas and digitalis. Line engraving by Milton. https://www.rawpixel.com/image/13994865/image-paper-flower-plantFree Image from public domain licenseSunflowers begin to bloom in the Western Montgomery County, McKee-Beshers Wildlife Management Areas, near Poolesville, Md.… https://www.rawpixel.com/image/3260872/free-photo-image-andrena-animal-apidaeFree Image from public domain licenseJohn Wiegand grows flax on his farm near Shelby, Mont. He switched from a wheat/fallow system to a diversified seed… https://www.rawpixel.com/image/3335434/free-photo-image-flax-field-anemone-blossomFree Image from public domain license[Prang's floral mottoes, no. 18?]. Walk in love, L. Prang & Co., publisher https://www.rawpixel.com/image/7688720/prangs-floral-mottoes-no-18-walk-love-prang-co-publisherFree Image from public domain licenseBell pepper flowers at Green Bexar Farm, in Saint Hedwig, Texas, near San Antonio, on Oct 17, 2020. https://www.rawpixel.com/image/3259961/free-photo-image-acanthaceae-anemone-blossomFree Image from public domain licenseLupine and Cow Parsnip in Field-Unknown. Original public domain image from Flickr https://www.rawpixel.com/image/4075493/photo-image-flower-plant-petalFree Image from public domain licenseCherry blossoms near the Tidal Basin, the U.S. Department of Agriculture (USDA) Whitten Building, and Forest Service (FS)… https://www.rawpixel.com/image/3260450/free-photo-image-blossom-cherry-department-agricultureFree Image from public domain licenseA frisbee lands in the natural grass as a couple plays golf on the accessible barrier-free course of the Thompson Park area… https://www.rawpixel.com/image/3391114/free-photo-image-ball-beaverhead-deerlodge-national-forest-blossomFree Image from public domain licensePink Wintergreen - Pyrola asarifolia. Original public domain image from Flickr https://www.rawpixel.com/image/3309983/free-photo-image-blossom-botany-cc0Free Image from public domain licenseMaroon Lake Campsite, 12 Miles North of Aspen. Snow Covered Peaks in Background Are the 14,000 Foot Maroon Bells, 05/1972.… https://www.rawpixel.com/image/8802768/photo-image-flower-plant-daisiesFree Image from public domain licenseCherry blossoms near the Tidal Basin and the U.S. Department of Agriculture (USDA) headquarters and Forest Service (FS)… https://www.rawpixel.com/image/3261458/free-photo-image-blossom-cherry-department-agricultureFree Image from public domain licensePygmyflower Rockjasmine - Androsace septentrionalisby Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038821/photo-image-flower-plant-birdFree Image from public domain licenseMonarch eggs on Asclepias sp. Leaf at Chichaqua Wildlife Area, July 20, 2019. (USDA/NRCS photo by Darren K Manthei).… https://www.rawpixel.com/image/3260848/free-photo-image-araceae-asclepias-blossomFree Image from public domain licenseMountain Lady Slipper - Cypripedium montanum. Original public domain image from Flickr https://www.rawpixel.com/image/3309784/free-photo-image-acanthaceae-animal-birdFree Image from public domain licenseWhite Glacier Lily - Erythronium grandiflorum var candidum. Original public domain image from Flickr https://www.rawpixel.com/image/3309783/free-photo-image-flower-lily-floweries-amaryllidaceaeFree Image from public domain licenseBlack swallowtail caterpillarsWe spotted these black swallowtail caterpillars feeding on a golden alexander plant.Photo by… https://www.rawpixel.com/image/4028217/photo-image-flower-plant-greenFree Image from public domain licenseCherry blossoms near the Tidal Basin, the U.S. Department of Agriculture (USDA) Whitten Building, and Forest Service (FS)… https://www.rawpixel.com/image/3260481/free-photo-image-cherry-blossom-department-agricultureFree Image from public domain licenseA species of the genus Salsola: entire flowering plant. Coloured etching by M. Bouchard, 1778. https://www.rawpixel.com/image/14010421/image-plant-grass-medicineFree Image from public domain licenseTupelo-trees in a Field near the "Outlet" on the old Essex Road in Beverly by Wilson Flagg https://www.rawpixel.com/image/14260581/photo-image-flowers-plant-treeFree Image from public domain licenseBelow the Bridge at The Hermitage, On the Braan, near Dunkeld. by John Cramb https://www.rawpixel.com/image/14290676/below-the-bridge-the-hermitage-the-braan-near-dunkeld-john-crambFree Image from public domain licenseExactissima descriptio rariorum quarundam plantarum, quae continentur Romae in Horto Farnesiano / Tobia Aldino Cesenate… https://www.rawpixel.com/image/13995141/image-paper-cartoon-flowerFree Image from public domain licenseMonarch butterfly, bee on flower. Original public domain image from Flickr https://www.rawpixel.com/image/3261481/free-photo-image-butterfly-bee-monarchFree Image from public domain licenseThe Bureau of Land Management photo. Original public domain image from Flickr https://www.rawpixel.com/image/3398403/free-photo-image-flower-photography-2020-blm-californiaFree Image from public domain licenseLewis Monkeyflower - Mimulus lewisii. Original public domain image from Flickr https://www.rawpixel.com/image/3309980/free-photo-image-acanthaceae-animal-blossomFree Image from public domain licenseMountain Harebells - Campanula rotundifolia. Original public domain image from Flickr https://www.rawpixel.com/image/3309984/free-photo-image-acanthaceae-amaryllidaceae-blossomFree Image from public domain licenseA rose floating on water next to lily pads. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3302457/free-photo-image-animal-beverage-blossomFree Image from public domain licenseA fruiting branch, possibly of a loquat (Eriobotyra species). Watercolour. https://www.rawpixel.com/image/13966783/fruiting-branch-possibly-loquat-eriobotyra-species-watercolourFree Image from public domain licenseViceroy butterfly catches on flower. Photo by USFWS. Original public domain image from Flickr https://www.rawpixel.com/image/4028836/photo-image-bee-butterfly-natureFree Image from public domain licenseSoybeans grow through a dense blanket of diverse cover crop residue in this Nebraska field. USDA-NRCS photo by Ron Nichols https://www.rawpixel.com/image/9647136/photo-image-flower-plant-grassFree Image from public domain licenseNorthern Buttercups, Very Common Wildflower Found Along the Entire Route in Alpine and Arctic Areas 08/1973. Photographer:… https://www.rawpixel.com/image/8802603/photo-image-flower-plant-beeFree Image from public domain licenseA Mughal courtier holding a flower. Watercolour drawing by an Indian artist. https://www.rawpixel.com/image/13966414/mughal-courtier-holding-flower-watercolour-drawing-indian-artistFree Image from public domain licenseBee on radish bloom in cover crop mix. September 2013. Fallon County, MT. Original public domain image from Flickr https://www.rawpixel.com/image/3335147/free-photo-image-andrena-anemone-animalFree Image from public domain licenseOld man of the mountain (Tetraneuris grandiflora (sym: Hymenoxys grandiflora) is a very showy flower of alpine meadows. This… https://www.rawpixel.com/image/3391042/free-photo-image-andrena-animal-asteraceaeFree Image from public domain licenseGiant Helleborine (Epipactis gigantea). Original public domain image from Flickr https://www.rawpixel.com/image/3309573/free-photo-image-amaryllidaceae-animal-birdFree Image from public domain license