Recent model-based estimates assume a single transition to a new ploidal level within a genus and provide a lower bound of the polyploidy speciation rate: 2 to 4% in flowering plants and 7% in ferns.

• 最近基于模型的估计假定在一个种属内是一个专一的过渡到新的倍性水平，并提供一个多倍体物种形成的下限比例：2%25至4%25的开花植物和7%25的蕨类植物。