flower is quick to open and a soft pink hue with narrow rounded petals (description by Rainbow Gardens). PKM described Orion as a dark red with yellow anthers, cream-colored stigma lobes. There appears to be a controversy regarding the actual description of ‘Orion’.
Illustration: Deutscher Gartenbau, 14/93: 907; Meier 1995: 21
pKM described Orion as being a R. × graeseri type. There appears to be a controversy regarding the actual description of 'Orion'.