Cultivar NamePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
'O'Harra'SmallYellow--UnknownDeep-PurpleJulyO'Harra, Russ & Walek, Kevin.2009
'Olga Thiemann Dwarf Glaucous'----Duplicate--Thiemann, Olga--NR--
'Olive Bailey Langdon'GiantBlue/GreenMarginalYellowSportNear-WhiteJuneO'Harra, Russ.1986
'Oliver Garden'MediumMed-GreenStreakedWhiteUnknown--Unknown--NR--
'Osiris Marie Robillard'LargeBlue/GreenMarginalLight GreenUnknown--Fafard, Serge--NR--
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