First Report of Powdery Mildew Caused by <i>Golovinomyces cichoracearum</i> on <i>Coreopsis leavenworthii</i>

Fig. 1. Powdery mildew symptoms on leaves of Coreopsis leavenworthii.



Image from Plant Health Progress article:
First Report of Powdery Mildew Caused by Golovinomyces cichoracearum on Coreopsis leavenworthii