Cultivar NamePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
'Chicago Frances Williams'  - - -Duplicate - -Duplicate Name 
'Clarence Nance'LargeMed-GreenMarginalYellowUnknown  Benedict, Dr Ralph (Herb)--NR--
'Clarence Owens'LargeDark-GreenMedialYellowUnknownPale-LavenderJune into JulyKulpa, John.2000
'Clyde Crockett'MediumBlue/GreenMarginalYellowHybridNear-WhiteAugust to OctoberStygall, Patsy.2007
'Clyde Redux'SmallMed-Green  Unknown  Crockett, Clyde--NR--
'Craig's Temptation'SmallDark-Green  UnknownLight-PurpleJulySchenk, George & Ruh, Peter.2002
'Cynthia'LargeBlue/GreenStreakedSpecklesUnknownNear-WhiteJuly into AugustTompkins, Chet.1984
'Cynthia's Early Bird'SmallMed-GreenMarginalWhiteUnknown  Tompkins, Chet--NR--
'Cynthia's Extra Special'SmallMed-GreenMarginal Unknown  Tompkins, Chet--NR--
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