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The Palynomorphs of 24 autumn blooming plants from Jianghuai hilly region are described and illustrated by light microscope(LM).The results show that the pollen grains are globose to long globular in shape.The maximum and minimum P/E values are Yucca smalliana Fern.and Osmanthus fragrans(Thunb.) Lour.The maximum pollen grain is Luffa cylindrica(L.) Roem.,and the minimum is Cladrastis wilsonii Takeda.The types of apertures include monosulcate,3~6 colpate,irregular pantocolpate,tricolporate,2~4 porate and pan...

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