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"Exobasidium" on Ericaceae in Taiwan

台灣地區杜鵑花科之外擔子菌研究

摘要


於台灣地區採得10種感染杜鵑花科之外擔子菌(Exobasidium),包含有:台灣馬醉木萎腫型餅病菌(E. asebiae)、杜鵑微膨大型餅病菌(E. cylindrosporum)、高山白珠樹餅病菌(E. gaultheriae)、杜鵑黃斑型餅病菌(E. miyabei)、玉山杜鵑腫大型餅病菌(E. hemisphaericum)、杜鵑餅病菌(E. japonicum)、南燭萎腫型餅病菌(E. pieridis)、南燭黃斑型餅病菌(E. pieridis-ovalifoliae)、滿山紅黃斑型餅病菌(E. yoshinagai)和玉山杜鵑芽腫型餅病菌(Exobasidium sp.)。其中,"E. cylindrosporum"、"E. miyabei"、"E. pieridis"和"E. yoshinagai"四種為新紀錄種。另外,感染台灣馬醉木之"E. pieridis-taiwanense"經鑑定結果,其病徵和病原菌形態和"E. asebiae"相似,應為同一物種,但由於前者早期命名為無效發表,故台灣馬醉木上之"E.pieridis-taiwanense"應稱之為"E. asebiae";而金毛杜鵑餅病菌(E. formosanum)亦被歸類為杜鵑餅病菌(E. japonicum)的同物異名種。另一方面,玉山杜鵑上之芽腫型餅病菌則需進一步研究得以確認其學名。

關鍵字

杜鵑花科 外擔子菌 臺灣 分類

並列摘要


Ten "Exobasidium" species occurring on Ericaceae were collected in Taiwan. There are "E. asebiae", "E. cylindrosporum", "E. gaultheriae", "E. miyabei", "E. hemisphaericum", "E. japonicum", "E. pieridis", "E. pieridis-ovalifoliae", "E. yoshinagai" and an unidentified "Exobasidium" species causing shoot-hypertrophy on Rhododendron "pseudochrysanthum". Among them, 4 species, "E. cylindrosporum", "E. miyabei", "E. pieridis" and "E. yoshinagai", were newly recorded. "E. pieridis-taiwanense", which was invalidly published by Sawada, is replaced by "E. asebiae". "E. formosanum" is synonymized under "E. japonicum".

並列關鍵字

Ericaceae "Exobasidium" Taiwan taxonomy

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