(pl telia). The fourth stage in the life cycle of rust fungi, Pucciniales. Generally they appear after the uredinia, and are darker in colour.

Puccinia ptarmicae: a telium under the microscope
(pl telia). The fourth stage in the life cycle of rust fungi, Pucciniales. Generally they appear after the uredinia, and are darker in colour.
Puccinia ptarmicae: a telium under the microscope