sp. nov. Associated with Narrow-leaved Oleaster Canker Disease in China.

is a genus including important phytopathogens causing severe dieback and canker diseases distributed worldwide with a wide host range. However, identification of species is difficult since the currently available DNA sequence data are insufficient. Aside the limited availability of ex-type sequence data, most of the genetic work is only based on the ITS region DNA marker which lacks the resolution to delineate to the species level in .