报道生于菊科植物上的两个链格孢新种:瘤链格孢Alternaria tuberculata和莴苣链格孢Alternaria lactucae。二者分生孢子隔膜均增厚,但瘤链格孢的分生孢子表面具瘤状突起,莴苣链格孢的分生孢子具长的假喙。模式标本保存在山东农业大学植物病理学标本室(HSAUP)。
Two new species of the genus Alternaria on plants of Compositae are reported. They are Alternaria tuberculata on Helianthus annuus and Alternaria lactucae on Lactuca sativa. Type specimens are deposited in the Herbarium of Shandong Agricultural University: Plant Pathology (HSAUP).