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Data Set Maintenance: Data set standard item. Data set author(s): Rambold G. Data set not revised; to be published after submission.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: genus. Number of known taxa within this rank: 1. Pseudobaeomyces. Icmadophilaceae Triebel (1993); Leotiales.

Type Information: Type: Pseudobaeomyces insignis (Zahlbr.) M. Satô (= Pseudobaeomyces pachycarpus (Müll. Arg.) M. Satô).

Taxonomic Literature: Rambold G., Triebel D. & Hertel H., Biblioth. Lichenol. 53: 217-240 (1993); Zahlbruckner A., Bot. Mag. (Tokyo) 41 (no. 484): 313-365 (1927) - sub Baeomyces insignis.

Lichen Photobionts: Primary photobiont present; chlorococcal. Secondary photobiont present.

Thallus: Crustose, rimose or areolate (primarily areolate). Upper Surface: Brownish yellow or white; special structures absent or present:; not pseudocyphellate; eciliate; without hairs; not isidate; not sorediate; not cephalodiate or cephalodiate; not lobulate; without granules granules, without thalloconidia thalloconidia. Lower Surface: Attached by the whole lower surface; special structures absent.

Reproduction Strategy: Only known as sterile, asexually reproducing form or with sexual (and possible asexual) stages. Ascocarps: Apothecioid, orbicular, forming all across the thallus surface or directly at the thallus margin, soon sessile to stipitate. Margin: Prominent; external filaments absent. Exciple: White. Periphyses: Absent. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed. Hypothecium: White.

Asci: Tholus thickened, not amyloid or amyloid, with amyloid cap; dehiscence unitunicate.

Ascospores: c. 8 per ascus, allantoid or fusiform, 34-50 µm long, 6-10 µm wide, obtuse; septa present; transversally septate, 3-9-transversally septate; wall thin or thick, distinctly differentiated into primary and secondary wall, not thickened at the septum, hyaline, in Lugol's Solution negative, wall not ornamented.

Secondary Metabolites: Present, of the following substance class(es): orcinol depsides.

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