The Usnea Species of Morocco in R.-G. Werner's Herbarium

Usnea chaetophora, a lichen new to the Macaronesian Region

“…This species also has salazinic acid as the main secondary compound but is distinguished by the abundance of branches, fibrils and papillae. Furthermore, it has abundant and tall isidia on soralia (Halonen et al 1998;Azami et al 2004).…”