C/O: Tilletia controversa

• infected wheat spike, with glumes removed to expose fungal sori (bunt balls).

Etiology of hill bunt:

• Two species are distinguished based on the morphology of the bunt spores.
• Teliospores of  tritici have ridges on their walls which gives them a “warty” appearance
• Teliospores of  laevishave smooth spore walls.