title: Register of Magnolia Cultivars
abstract: Introduced by Cels of Paris, France in 1831. Leaves and flowers larger than type. Flowers outside purplish magenta, darkest at base, inside normally white, 9 tepals, appearing two weeks later than M. soulangeana. At least two forms utilizing this name, one with a lighter flower color and more upright habit more common in the United States, and one with a darker flower color more common in Europe. Gardiner (2000) also discusses a third form with an erect habit and pure white flowers, potentially 
journal: HortScience