鸢尾柄锈菌一新变种及柄锈属国内一新记录

A NEW VARIETY OF PUCCINIA IRIDIS WALLR.AND A NEW RECORD OF PUCCINIA FOR CHINA

本文报道采自东北地区的鸢尾柄锈菌一新变种和柄锈属一国内新记录种。新变种命名为鸢尾柄锈菌多孔变种[Puccinia iridis(DC.)Wallr.var.polyporis W.C.Liu var.nov.],区别于原变种的主要特征是其夏孢子小,芽孔5—7个,散生;而后者夏孢子较大,芽孔2—4个,赤道生。新记录种是短果茴芹柄锈菌(Puccinia pimpinellae-brachycarpae Tranzsch.et Ere-meeva),寄生在短果茴芹(Pimpinella brachycarpa Nakai)上。标本保存于沈阳农业大学真菌标本室和中国科学院微生物研究所真菌标本室。

A new variety of Puccinia iridis (DC.) Wallr.and a new record of the Genus Puccinia for China are reported.P.iridis (DC.) Wallr.var.polyporis W.C.Liu var.nov. can be distinguished from P.iridis (DC.) Wallr.var.iridis by its smaller nrediniospores (17—22×(13—)15—21μm) with 5—7 scattered germ pores.The new record for China is Puccinia pimpinellae-brachycarpae Tranzsch.et Eremeeva on Pimpienlla brachycarpa Nakai. The specimens are deposited in Mycological of Shenyang Agricultural University (HMSAU) and Herbarium Mycologicum Instituti Microbiologici Academiae Sinicae (HMAS).