Anke Müller

Cultivar‐Specific Production of Unreduced Pollen in the Ornamental Bigleaf Hydrangea ( Hydrangea macrophylla ssp. macrophylla )

ABSTRACT Unreduced gametes naturally promote polyploidization and are valuable in breeding polyploid offspring. Bigleaf hydrangea ( Hydrangea macrophylla ssp. macrophylla ), a major ornamental crop, has shown spontaneous polyploidization rates ranging from 0% to 94% in previous c...