<i>Myrothecium roridum</i> Leaf Spot and Stem Canker on Watermelon in the Southern Great Plains: Possible Factors for Its Outbreak

Fig. 1. Leaf spot on watermelon caused by Myrothecium roridum. (A) Early phase showing irregular shaped lesions and a yellow halo around the perimeter.



Image from Plant Health Progress article:
Myrothecium roridum Leaf Spot and Stem Canker on Watermelon in the Southern Great Plains: Possible Factors for Its Outbreak