Louis charles christopher krieger (1873 – 1940)

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Botanical Plates from The Cactaceae by N. L. Britton and J. N. Rose
All images courtesy of Cactuspro www.cactuspro.com/biblio

drawing of cactus seeds
Opuntia acanthocarpa var. acanthocarpa
1917, Wax pencil on Ross stipple board
© Smithsonian Institution

Watercolor of Cylindropuntia ramosissima
Opuntia ramosissima
1917, Watercolor
© Smithsonian Institution

Plates prepared for David Griffiths at the U.S. Department of Agriculture, Plant Introduction Garden, Chico, California
Images courtesy of the US National Herbarium, Department of Botany, NMNH, Smithsonian Institution
Above five images © copyright of the Smithsonian Institution

Left: Plate from Report of the Microscopist, U.S. Department of Agriculture 1893
Center and Right: Plates from "Common Mushrooms of the United States",
The National Geographic Magazine, May, 1920

sketch of Cereus greggii
Mangifera indica, Mango
Variety 'Gola Alphonse'
watercolor of strawberries
Fragaria, Strawberry
Varieties 'Blakemore' and 'Bellmore'

From the U.S. Department of Agriculture Pomological Watercolor Collection.
Rare and Special Collections, National Agricultural Library, Beltsville, MD 20705