Lynch, Richard Irwin, 1850-1924. The book of the iris, [electronic resource] / by R. Irwin Lynch ... With a chapter on the cultivation of the Oncocyclus section especially written for this work by the late Rev. Henry Ewbank.. — London, New York, : J. Lane,, 1904.. — xii p., 214 p. : illus. 20 cm. — (Handbooks of practical gardening, XXI. Ed. by Harry Roberts).