Cultivar NamePlant SizeOriginFlower ColorSeasonSourceRegistered
'Zager Giant Puckered'GiantUnknownNear-WhiteJune into JulyZager, Herbert A. & Ruh, Peter.1989
'Zebson'GiantSportPale-LavenderJuly into AugustJones, Leonard.1998
'Zitronenfalter'MediumUnknownPale-LavenderJulyKlose, Heinz & Ruh, Peter & Ruh, Jean.2003
'Zoomie'MiniatureUnknown--Zumbar, Wm--NR--
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