A New Leaf Spot Disease of <i>Calotropis gigantea</i> Caused by <i>Alternaria alternata</i> in Rajasthan, India

Fig. 1. Symptoms of Alternaria alternata on the (A, shown here) upper and (B) lower surface of madar leaves.



Image from Plant Health Progress article:
A New Leaf Spot Disease of Calotropis gigantea Caused by Alternaria alternata in Rajasthan, India