Pythium cedri sp. nov. (Pythiaceae, Pythiales) from southern China based on morphological and molecular characters
Jiajia ChenCollege of Plant Protection, Nanjing Agricultural University, Nanjing 210095, ChinaLu LiCollege of Plant Protection, Nanjing Agricultural University, Nanjing 210095, ChinaWenwu YeCollege of Plant Protection, Nanjing Agricultural University, Nanjing 210095, ChinaYuanchao WangCollege of Plant Protection, Nanjing Agricultural University, Nanjing 210095, ChinaXiaobo ZhengCollege of Plant Protection, Nanjing Agricultural University, Nanjing 210095, China
2017en
ABI
Annotatsiya
A new species of Pythiales: Pythium cedri, isolated from Cedrus deodara (Pinaceae) in Jiangsu Province of China is described and illustrated based on morphological characters and supported by molecular phylogenetic analyses using ITS+COI sequences. Pythium cedri belongs to Pythium clade D and is characterized by presence of hyphal swellings, toruloid sporangia, ornamented oogonia with blunt spines, monoclinous antheridia, plerotic or nearly plerotic oospores, and relatively slow growth (11–15 mm d–1). A key to accepted species of Pythium clade D is provided.
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