Usnea Dill. ex Adans. Index Fungorum number: IF 5692; Mycobank number: MB 5692 Notes – The genus Usnea forms a strong supported clade (named “usneoid”) within the phylogeny of Parmeliaceae (Crespo et al. 2007) sister to Cornicularia normoerica (Divakar et al. 2015). Usnea is a fruticose lichen genus easily recognized by its thallus branches with [...]
Usnea kriegeriana A. Gerlach & P. Clerc, sp. nov. Index Fungorum number: IF 900342; Mycobank number: MB 900342; Facesoffungi number: FoF 14476; Fig. 1 Etymology – In honor of the Brazilian Priest Leopoldo Krieger, retired botany teacher of the Federal University of Juiz de Fora (Brazil), who collected many Usnea specimens chiefly in the south [...]
Lecanora Ach., in Luyken, Tent. Hist. Lich.: 90 (1809). Index Fungorum number: IF 2687; MycoBank number: MB 2687 Notes – Lecanora is a large, heterogeneous and possibly paraphyletic genus. Some species of this group are well-defined. Below we describe a new species in the somewhat aberrant Lecanora marginata (Schaer.) Hertel & Rambold group (Rambold 1989). [...]
Lecanora immersocalcarea Aptroot, M.F. Souza & Spielmann, sp. nov. Index Fungorum number: IF 900069; MycoBank number: MB 900069; Facesoffungi: FoF 13390; Fig. 1 Saxicolous Lecanora on limestone with thallus 0.5–0.8(- 2.0) mm thick, very pale ochraceous white, apothecia immersed in the thallus, black, immature. Etymology – Named for the immersed apothecia and the calcareous habitat. [...]
Paralecia pratorum Brackel, Greiner, Peršoh & Rambold, sp. nov. Index Fungorum number: IF550913, Facesoffunginumber: FoF 00553; Fig. 1 Etymology – The specific epithet ‘pratorum’ (lat., genitive plural of ‘pratum’) refers to the name of the type locality ‘Prati [= meadows] di Logarghena’. Holotype – M-0045925 Lichenicolous on Protoparmeliopsis muralis. Thallus externally not visible, endothallic [...]
Paralecia Brackel, Greiner, Peršoh & Rambold, gen.nov. Index Fungorum number: IF551012, Facesoffungi number: FoF 00563 Etymology – The genus name ‘Paralecia’ refers to ‘para-’(along with, beside) and to ‘lecia’ (refers to the lecideine apothecia). Type species – Paralecia pratorum Brackel, Greiner, Peršoh & Rambold Notes – This new species is characterized by its lichenicolous, [...]
Pulvinora stereothallina Davydov & Yakovczenko, sp. nov. Figs. 2B–E & 3A–E MycoBank number: MB 838037; ndex Fungorum number: IF 838037; Facesoffungi number: FoF; GenBank Accession nos.: MW257118 (ITSþnuLSU), MW257159 (mtSSU) Similar to Pulvinora pringlei but differs by its longer ascospores (10.0–15.0 vs. 7.5–10.0 lm), its inconspicuous pycnidia, its lack of maculae, and by producing [...]
Lithocalla ecorticata (J. R. Laundon) Orange comb. nov. MycoBank number: MB 836550; Index Fungorum number: IF 836550; Facesoffungi number: FoF; Lecanora ecorticata J. R. Laundon, Nova Hedwigia 76, 100–102 (2003).—Lepraria ecorticata (J. R. Laundon) Kukwa, Mycotaxon 97, 64 (2006); type: Great Britain, England, Devon (Vice- County (V.C.) 4), Ilfracombe, Torrs Walks, 21/50.47, on shaded [...]
Tylocliostomum viridifarinosum van den Boom & Magain, sp. nov. (Fig. 3A–B) MycoBank number: MB 834080; Index Fungorum number: IF 834080; Facesoffungi number: FoF 13336; Diagnosis: Thallus, thin, continuous, farinose, granules (goniocysts) 8‒20 µm diam., green, apothecia 0.15‒0.4 mm diam., flat to convex, proper margin often visible, concolorous with or paler than disc, becoming excluded, [...]
Pulvinora Davydov, Yakovczenko & Printzen, gen. nov. MycoBank number: MB 838000; Index Fungorum number: MB 838000; Facesoffungi number: FoF; The genus is distinguished from other genera within Lecanoraceae by the combination of characters, namely Lecanora-type asci, mycolecanorine apo- thecia soon becoming convex with a photobiont layer under the hypothecium, and a pulvinate thallus with [...]