Entyloma ageratinae R.W. Barreto & H.C. Evans

Description

Sori in leaves as circular to angular spots, initially whitish to pale yellow, later brown, necrotic, 1-2 mm in diam. or larger by confluence.

Spores globose, subglobose, ovoid or subpolyhedrally irregular, 8.5-12 × 7.5-11 µm, subhyaline; wall ca. 1 µm thick, smooth.

Anamorph in whitish tufts within the sports, conidia linear, often curved, 24-50 × 1.5-2.5 µm.

Hosts
   
Host family: Asteraceae
   
Host species: Ageratina riparia (Regel) R.M. King & H. Rob.

Distribution

States & Territories: QLD