Augusta Hanna Elizabeth Innes Withers, was an English natural history illustrator, known for her illustrating of John Lindley's Pomological Magazine and her collaboration with Sarah Drake on the monumental Orchidaceae of Mexico and Guatemala by James Bateman. She was appointed "Flower Painter in Ordinary" to Queen Adelaide and later to Queen Victoria. She also produced illustrations for Benjamin Maund's Botanis, the Transactions of the Horticultural Society of London, the Illustrated Bouquet (1857-1863) and Curtis's Botanical Magazine.

The Botanical Magazine; or Flower-Garden Displayed, is an illustrated publication which began in 1787. The longest running botanical magazine, it is widely referred to by the subsequent name Curtis's Botanical Magazine.