Spring Dead Spot of Bermudagrass: A Challenge for Researchers and Turfgrass Managers

Fig. 11. Colonies of O. korrae (left) are typically light to dark gray and more quickly growing than O. herpotricha (right), which produces colonies that are tan, light orange or brown in color with little aerial mycelium.



Image from Plant Health Progress article:
Spring Dead Spot of Bermudagrass: A Challenge for Researchers and Turfgrass Managers