A New Variety of Polygonum from Jiangxi and Its Morphological Characters of Leaf Epidermis
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Abstract
Polygonum suffultum Maxim.var.tomentosum B.Li.et S.F.Chen,a new variety of the Polygonaceae from Mt.Lushan,Jiangxi,China,is described.This variety is different from the typical one by hair-covering on lower epidermal,sinuolate anticlinal wall of lower leaf epidermal cells and anisocytic type stomas.The stomas are 20.15-27.55 μm long,17.45-22.47 μm wide,and 128.91 Num./mm2 dense.
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