Rust Fungi of Southeast Asia

Uredo dianellae Dietel

Description
Uredinia on lower leaf surface, subepidermal, erumpent, round, less than 5 mm, pale yellow, with a peridium.

Urediniospores globose, subglobose, ellipsoidal to obovoid, hyaline to subhyaline, 20-28 × 18-24 µm; wall 2-3 µm thick, laminate, sparsely echinulate.

Specimens cited in description:
- BRIP 57433

Hosts
Host family:
- Phormiaceae

Host species:
- Dianella javanica

Distribution
Philippines

Highslide JS
Uredo dianellae on Dianella javanica - BRIP 57433.
Scale bar = 2 mm.
Highslide JS
Urediniospores of Uredo dianellae on Dianella javanica - BRIP 57433.
Scale bar = 10 µm.