Cytospora palm sp. nov. is described on Cotinus coggygria (Anacardiaceae) in China, on the basis of both morphological and DNA sequence data (ITS and tef1-α). The species is involved in canker disease of C. coggygria. Its key diagnostic characters are gregarious, circular, erumpent conidiomata, locules of a rosette cytosporoid type, with invaginations and 7–10 irregularly disposed chambers sharing common walls, emerging beaks, and conidia 4-4.7 × 1-1.5 µm. The optimum temperature for growth and sporulation is approximately 32°C.
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1 September 2014
Cytospora palm sp. nov. (Diaporthales, Ascomycota), a Canker Agent on Cotinus coggygria (Anacardiaceae) in Northern China
Qing-Tao Zhang,
Quan Lu,
Ming He,
Cony Decock,
Xing-Yao Zhang
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Cryptogamie, Mycologie
Vol. 35 • No. 3
September 2014
Vol. 35 • No. 3
September 2014
phylogeny
Sordariomycetes
taxonomy
tree canker
Valsaceae