Leaf rust resistant and susceptible wheat varietal leaves.
Typical leaf rust symptoms showing uredia and uredial spores.
Close-up view of uredial pustule on a wheat leaf erupting through epidermis.
Close-up view of uredial pustules and spores on wheat leaf.
Puccinia triticina. Mass numbers of microscopic reddish-brown uredial rust spores.
Green island effect of wheat leaf rust.
Field view of severe wheat leaf rust.
Puccinia triticina. Microscopic reddish-brown leaf rust uredial spores.
Example of wheat with Leaf Rust.
View of leaf rust field.
Early leaf rust symptoms showing flecks and young pustules.
Late-season leaf rust symptoms showing teliospore production.
Close-up view of teliospore producing pustules.
Typical leaf rust damage.
Wheat leaf rust on stem.
Severe leaf rust on wheat.