自中国甘肃桑科草原发现一种寄生在禾本科Koeleria sp. 植物上的黑粉菌新种,王氏条黑粉菌Urocystis wangii.此种与寄生在Koeleria属植物上条黑粉菌Urocystis koeleriae近似,其区别是王氏条黑粉菌孢子球中黑粉孢子数目多,由(0~)1~6(~8)黑粉孢子组成;而U. koeleriae孢子球由(0~)1~4(~5)黑粉孢子组成.
A new species, Urocystis wangii on Koeleria sp. is described and compared with U. koeleriae.