(IB) 'Zia' 1945, White 'Zia' OB (Clarence G. White, R. 1945). AB, IMB, medium height, Early bloom. Light blue red bitone. Also listed in AB wb: 'Zia'. See below:...
■(IB) 'Zimniy Sad' 2004, Loktev 'Zimniy Sad' Зимний сад (Sergey Loktev, R. 2003). Seedling #98 L14 2A. IB, Height 17" (42 cm). Midseason late to very late bloom. ...
■(IB) 'Zingara' 1928, Williamson 'Zingara' (E. B. Williamson, 1928) IB. Midseason bloom. Color Class Y9M. Longfield Iris Farm 1928. Note: Registered IB but consid...
(IB) 'Zita' 1935, Gersdorff 'Zita' (Charles Gersdorff, R. 1935). IB. Midseason bloom. Color Class R9M. 'Mme Chobaut' X 'Col. Candelot'. See below: * * Referenc...
■(IB) 'Zua' 1914, Crawford 'Zua' (Mrs. William Crawford, 1914) IB. Early bloom. Color Class W1. Blue toned white self. Sport of the white I. florentina . See bel...
(IB) 'Züllichau' 1912, Millet 'Züllichau' (Millet et Fils, 1912) IB. Early bloom. Color Class B3D. See below: * * References * * Synonyms References Jou...
■(IB) 'Zwanenburg' 1912, Denis 'Zwannenburg' OB (Fernand Denis). AB, IMB, medium height, Early bloom. Yellow toned blend, light. lutescens aurea X I. susiana. De...