(1916) Teratology In Iris Flowers by Armitage
(1921) John Weathers, Unusual Forms Of Iris Flowers by Weathers
(1922) M. A. Guillaumin, Les Monstruosites Chez Les Iris in Les Iris Cultives.
(1961) Lloyd Austin, Controlled evolution of the horned, spooned, and flounced iris. Bulletin of the American Iris Society no. 161: 43-54.
(1978) Ben Hager, 'Novelty Irises' in The World of Iris
(2003) Clive Russell, 'Flat Out and Up To Date', Bulletin of the American Iris Society, January pp 66-72 reprinted from British Iris Society Yearbook
(1952) J. Heslop Harrison, A Reconsideration of Plant Teratology in Phyton, Vol. 4. Fasc. 13. 1952
-- BobPries - 2014-04-25