These books contain some of the most beautiful and unusual illustrations of flowering plants in BHL.
https://www.biodiversitylibrary.org
By: Millspaugh, Charles Frederick, 1854-1923Publication Details: New York, Boericke & Tafel, c1887Contributed By: NCSU Libraries
By: Gordon, George, 1841-1914Publication Details: New York, Frederick A. Stokes, [1912?]Contributed By: University of California Libraries
Volume: 1By: Twining, Elizabeth, 1805-1889Publication Details: London, Sampson Low, Son, and Marston, 1868Contributed By: University Library, University of Illinois Urbana Champaign
Volume: 2By: Twining, Elizabeth, 1805-1889Publication Details: London, Sampson Low, Son, and Marston, 1868Contributed By: University Library, University of Illinois Urbana Champaign
By: Boardman, Rosina Cox.Publication Details: New York, R. G. Cooke, incorporated, 1906Contributed By: NCSU Libraries
By: Thornton, Robert John, 1837Publication Details: London, 1807Contributed By: Missouri Botanical Garden, Peter H. Raven Library
By: Edwards, Sydenham, 1768-1819Publication Details: London, J. Stockdale, 1812Contributed By: New York Botanical Garden, LuEsther T. Mertz Library
By: Thayer, Emma Homan, 1842-1908Publication Details: New York, Cassell & company, limited, [c1887]Contributed By: University of California Libraries