polytypism meaning in English

多型现象，多型性
同质异序

We synthetically discussed intraspecific differentiation and evolution , from four biotic levels of population , individual , cell and gene . intraspecific differentiations in morphology were investigated firstly . the results indicated that there are varied polymorphsim within populations , and obvious polytypism among populations
本文在形态分类的基础上，根据居群生物学的原理和方法，对淡黄花百合的形态学、细胞学、分子生物学进行了研究，从居群、个体、细胞和基因四个层次综合探讨了该种植物的种内分化与进化。