If each ploidal level (cytotype) is viewed as a cryptic biological species, then the contribution of polyploidy to biological species diversity is even higher than previously surmised.

• 如果每个倍性水平（细胞型）被视为神秘的生物物种，那么多倍体对生物物种多样性的贡献甚至是高于原先推测的。