Acanthotrema is a genus of lichens in the family Graphidaceae. The genus was circumscribed by German lichenologist Andreas Frisch in 2006, with Acanthotrema brasilianum assigned as the type species. Acanthotrema species are commonly found in rainforests ranging from lowland to montane environments.
Acanthotrema is a genus of lichens in the family Graphidaceae. The genus was circumscribed by German lichenologist Andreas Frisch in 2006, with Acanthotrema brasilianum assigned as the type species. Acanthotrema species are commonly found in rainforests ranging from lowland to montane environments.
==Description== Acanthotrema has a grey-olive thallus with a dense, that can occasionally split. The are , taking on angular-rounded to () forms, with a visible and a margin that is lobulate and merged. Acanthotrema lacks a , and its has a , structure. -tipped are present, as are unbranched with spinulose tips.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).