【摘要】 本文报告了在五个科的寄主植物上的中国钩丝壳属(Uncinula Lév.)的六个新种和新变种:马桑科上的Uncinula coriariae sp.nov.马桑钩丝壳,大戟科上的Uncinula alchorneae sp.nov.var.alchorneae 山麻杆钩丝壳和 Uncinula alchorneae var.elliptispora var.nov.椭孢山麻杆钩丝壳,木犀科上的 Uncinula chionanthi sp.nov.留苏树钩丝壳,梧桐科上的Uncinula clintoniopsis sp.nov.拟上粗钩丝壳,以及椴树科上的Uncinula oleosa sp.nov.含油钩丝壳。对上述六个新分类单位作了汉文和拉丁文描述,并讨论了每个新种或新变种与其同科或不同科的寄主上的近似种之间的区别。更多还原

【Abstract】 Six new taxons of the genus Uncinulaof China on five families of host plantsare reported.These new taxons are:Uncinula coriariae sp.nov.on Coria-riaceae,Uncinula alchorneae sp.nov.var.alchorneae and Uncinula alchorneaevar.elliptispora var.nov.on Euphor-biaceae,Uncinula chionanthi sp.nov.onOleaceae,Uncinula clintoniopsis sp.nov.on Sterculiaceae,and Uncinula oleosa sp.nov.on Tiliaceae.Latin and Chinesediagnoses are given for the new speciesand new varieties mentioned above.Dif-ferences between the new taxons and theirrelated species on the same or differentfamilies are also discussed.更多还原