Rust Fungi of Southeast Asia

Uromyces hainanicus J.Y. Zhuang & S.X. Wei

Description
Aecia abaxial, white, peridium present.

Aeciospores globose, hyaline, 16-19 × 16-18 µm; wall 0.5 µm thick, punctate.

Telia on lower leaf surface and stems, erumpent, linear or dome-shaped, yellowish brown to reddish brown.

Teliospores obovoid to oval, apex rounded to umbonate, yellowish brown, 29-38 × 15-21 µm; wall 1.5-3.0 µm thick, 4-13 thick µm at apex, smooth, pedicel persistent, up to 60 µm.

Specimens cited in description:
- BRIP 58351.

Hosts
Host family:
- Convolvulaceae

Host species:
- Ipomoea staphylina

Distribution
Vietnam

Highslide JS
Uromyces hainanicus on Ipomoea staphylina - BRIP 58351.
Highslide JS
Uromyces hainanicus on Ipomoea staphylina - BRIP 58351.
Scale bar = 1 cm.
Highslide JS
Aeciospores of Uromyces hainanicus on Ipomoea staphylina - BRIP 58351.
Scale bar = 10 µm.
Highslide JS
Teliospores of Uromyces hainanicus on Ipomoea staphylina - BRIP 58351.
Scale bar = 10 µm.