Examples of Lichens (With Diagram)

The following points highlight the two main examples of lichens. The examples are: 1. Parmelia 2. Usnea. Example # 1. Parmelia: It is a common example of a foliose lichen which is found growing on the bark as well as the rock intermixed with the mosses at higher altitude (above 4,000 ft.). The heteromerous thallus is lobed to deeply incised. [...]