First Report of Powdery Mildew of <i>Stachys byzantina</i> (Lamb’s Ear) Caused by <i>Neoerysiphe galeopsidis</i> in North America

Fig. 1. Signs of powdery mildew of Stachys byzantina caused by Neoerysiphe galeopsidis.



Image from Plant Health Progress article:
First Report of Powdery Mildew of Stachys byzantina (Lamb’s Ear) Caused by Neoerysiphe galeopsidis in North America