Yellow flowered California poppy, Eschscholzia californica. . Handcolored illustration by Edwin Dalton Smith engraved by Watts from Charles McIntosh's Flora and Pomona 1829. McIntosh (1794-1864) was a Scottish gardener to European aristocracy and royalty, and author of many book on gardening. E.D. Smith was a botanical artist who drew for Robert Sweet, Benjamin Maund, etc.