A NEW VARIETY OF MICROSPHAERA
叉丝壳属一新变种*

A new variety of the genus Microsphaera, M. atraphaxidis Schmied. var. pluriappendicis T. Z. Liu var. nov. on Atraphaxis manshurica Kitag.(Polygonaceae), collected from Chifeng, Neimongol is described.Chinese and Latin diagnoses of the new variety are given.Type specimen, HMAS74212, is deposited in the Mycological Herbarium, Institute of Microbiology, Academia Sinica, Beijing.