IX. Paralichens

This densely packed lichen bloom with its characteristic uniform thalli is good evidence that the parathallus of Usnea lapponica once encrusted this length of alder branch.

Download the essay here. (1.2 Mb pdf)

Next essay in the series: Homeostasis

Earlier version published as: “Goward, T. 2010. Twelve Readings on the Lichen Thallus. IX. Paralichens. Evansia 27 (2) 40-46.”