1) Fungus genus 2) Genus tilletia 
Tilletia is a genus of smut fungi in the Tilletiaceae family. Species in this genus are plant pathogens that affect various grasses. Tilletia indica, which causes Karnal bunt of wheat, and Tilletia horrida, responsible for rice kernel smut, are examples of species that affect economically important crops. The widespread genus contain about 175 spe...
[n] - a genus of fungi belonging to the family Tilletiaceae
genus Tilletia noun a genus of fungi belonging to the family Tilletiaceae