**1.1 Sweet flag (***A. calamus* **L.)**

Rust caused by *Uromyces acori* [1]; leaf spot disease by unidentified pathogen [2] and bacterial leaf blight caused by *Xanthomonas campestris* P.V.O. *Oryzae* [3] have been reported on *A. calamus*. In this plant, rust disease caused by *U. acori* was prevalent in Tumkur district during the winter months, with the highest disease index of 69.4% in December, and the extent of infection ranged from 3 to 4% (**Figure 1**).
