Notes on Graphidaceae in Macaronesia, with Descriptions of Four New Species

A survey of the lichen family Graphidaceae in Macaronesia (Madeira, the Canary Islands, and the Azores) is presented, with detailed treatments for the genera Allographa, Fissurina, and Graphis. All other species are listed and new records provided. A key to all Graphicacy known from Macaronesia, except the thelotremoid species, is presented. The following species are newly described: Fissurina azorica, Fissurina elaiocarpoides, Fissurina nigrolabiata, and Topeliopsis juniperina. Many species are newly recorded for one or more islands of the three archipelagos.

Automated summary

A survey on the lichen family Graphidaceae in Macaronesia was conducted, providing detailed treatments and new records for several genera. The study also presents a key for all Graphicacy known in Macaronesia, except for the thelotremoid species. Additionally, several newly described species and new records for the three archipelagos are reported.