First Report of Powdery Mildew of <i>Nandina domestica</i> Caused by <i>Microsphaera berberidis</i> (<i>Erysiphe berberidis</i>) in the Pacific Northwest

Fig. 4. Conidia of Microsphaera berberidis (by brightfield microcopy).



Image from Plant Health Progress article:
First Report of Powdery Mildew of Nandina domestica Caused by Microsphaera berberidis (Erysiphe berberidis) in the Pacific Northwest