Stigmidium template_01

Data Set Maintenance: Data set authentic, compiled, template, and standard item. Data set author(s): Triebel D. Data set reviewer(s): Calatayud V., Cáceres M., and Triebel D., revised; to be published after submission; x.

Nomenclature: Current taxonomic status: accepted. Taxonomic rank: variety. Stigmidium. Synonyms: x; Mycosphaerellaceae Lindau (1897); Dothideales.

Taxonomic Literature: Taxonomic notes: x. X.

Biogeography: Northern hemispheric, holarctic, arctic, subarctic, boreal, Mediterranean, subtropical, pantropical, neotropical, palaeotropic, subantarctic, antarctic, and cosmopolitan. Continent: Africa, Antarctica, Asia-Temperate, Australasia, Europe, Northern America, Southern America, Pacific, and Asia-Tropical. Checklist records: Australia, Austria, Bolivia, Chile, Ecuador, Estonia, Germany, Germany, Bavaria, Germany, Hamburg, Great Britain, Guianas, Iberic Peninsula, Italy, Japan, Mexico, Morocco, New Guinea, New Zealand, Peru, Sonoran Desert, Sweden and Norway, Thailand, Tunisia, Turkey, Ukraine, United States and Canada (continental), and Venezuela.

Ecology: Saprobic or biotroph; cyanobacteriicolous, algicolous, lichenized, lichenicolous, fungicolous, or phytopathogenic, terricolous, bryophytic, lignicolous, corticolous, epiphyllous, or saxicolous, endosubstratic or episubstratic; growing on inorganic soil, organic soil, detritus, wood, bryophytes, bark, non-calciferous rock, calciferous rock, lichens, or living leaves, i.e., shell sand, calcareous sand, or bricks; substrate non-calciferous, calciferous, metalliferous, or gypsiferous; detrital, organic, or inorganic, calciferous, metalliferous, or gypsiferous, clay or silt, loam, loess, or sand. Host or Phorophyte Taxonomy: Xx.

Lichen Photobionts: Primary photobiont absent or present, chlorococcal and trentepohlioid.

Thallus: Indistinct or crustose, not subdivided parts, squamulose, placodioid, granular, rimose, or areolate (primarily areolate), subsquamulose, areoles dispersed. Thallus Outline: Soon disappearing or persistent. Upper Surface: Grey, brown, white, dark grey, grey-blue, grey-green, grey-yellow, grey-brown, grey-red, pale grey, dark brown, brownish blue, olive, brownish yellow, brownish red, pale brown, pale blue, pale green, lemon (citrine), or pink (rosé), matt, glossy (shiny), or vitreous, smooth or rough, pulverulaceous, byssoid, or erose; special structures absent or present:; not cephalodiate or cephalodiate.

Upper Cortex: Absent or present. Medulla: Iodine reaction in Lugol's solution negative or in Lugol's solution positive, not different with or without KOH pre-treatment (euamyloid) or reacting violet-red without and distinctly blue with KOH pre-treatment (hemiamyloid), weakly reacting or strongly reacting, reacting I + blue, I + violet, I + red, or I + reddish yellow.

Reproduction Strategy: Only known as sterile, asexually reproducing form or with sexual (and possible asexual) stages. Ascocarps: Perithecioid, globose, subglobose, obpyriform, or ovoid, forming inside the thallus or mycelium of the host, peripheral along the margin of the host, laminal on the surface of the host, terminal at the apex of parts of the host, along the rim of host scyphi, within the ascocarp margin of the host, or within the ascocarp disks of the host, not emerging, becoming adnate to stipitate, sparse, moderately abundant, or abundant, pseudostromatic or stromatic, small or large, (0)-0-0-0-(0) mm in diam., (0)-0-0-0-(0) µm wide, (0)-0-0-0-(0) µm high, with a black, grey, blue, green, yellow, brown, red, white, dark grey, dark yellow, dark brown, dark red, grey-blue, grey-red, dark blue, brownish blue, pale blue, dark green, grey-green, aeruginose, olive, grey-yellow, lime green, brownish yellow, lemon (citrine), grey-brown, pale brown, violet, orange, pale grey, pale green, or pink (rosé) surface. Wall: Not carbonized, carbonized only in parts, carbonized around the ostiole, lacking a clypeus, or with a carbonized black clypeus around the ostiole, complete or dimidiate. Margin: Lecideine/biatorine or lecanorine, crenulate, granulose, scabrose, verruculose, or verrucose, smooth, black, brown, grey-brown, dark brown, olive, or brownish red, homogenously pigmented or inhomogenously pigmented, (0)-0-0-0-(0) µm wide; sorediate; external filaments absent or present. Disk: Smooth, rough, irregular, pilose, or papillose. Exciple: Paraplectenchymatous, hyphae radiating outwards, intricately interwoven, with no predominant orientation, or not easily discerned; (0)-0-0-0-(0) µm wide, (0)-0-0-0-(0) µm long, not carbonized or carbonized, black, grey, brown, white, dark grey, dark green, dark brown, dark red, grey-red, orange, lemon (citrine), grey-brown, olive, brownish yellow, brownish red, or pale brown. Periphyses: Absent or present. Hymenium: Not gelatinized or gelatinized, iodine reaction: Lugol’s negative or Lugol’s positive, not hemiamyloid or hemiamyloid. Interascal Hyphae: Absent or present, scarcely branched to distinctly branched, not or scarcely anastomosed to distinctly anastomosed; cells (0)-0-0-0-(0) µm wide. Hypothecium: Black, brown, white, dark grey, grey-blue, grey-green, grey-yellow, grey-red, dark brown, grey-brown, brownish blue, olive, brownish yellow, brownish red, pale brown, pale grey, pale blue, pale green, lemon (citrine), or pink (rosé).

Asci: Globose, broadly clavate, clavate, narrowly clavate, cylindrical, or obclavate, not stipitate, indistinctly stipitate, or distinctly stipitate, (0)-0-0-0-(0) µm long, (0)-0-0-0-(0) µm wide; tholus even (not widening) or widening towards apex, not amyloid or amyloid; ocular chamber absent or present; indistinct, narrow, or broad; dehiscence bitunicate; exoascus not amyloid or euamyloid, not hemiamyloid or hemiamyloid; ascoplasm not dextrinoid or dextrinoid.

Ascospores: Not uniseriate or uniseriate, 1–2 to c. 8 per ascus, spores (0)-0-0-0-(0) per ascus, globose, subglobose, broadly ellipsoid, ellipsoid, oval, bifusiform (incl. biclavate), filiform, acerose, cylindrical, oblong-obtuse, oblong-truncate, lenticular, discoid in surface view (= lenticular in side view), sigmoid, reniform, allantoid, lunate, falcate, ovoid, obovoid, pyriform, obpyriform, clavate, obclavate, turbinate, quadrangular, cuneiform, napiforn, lageniform, sublageniform, ampulliform, doliiform, oblong, curved, semilunate, fusiform, irregular, or acicular, (0)-0-0-0-(0) µm long, (0)-0-0-0-(0) µm wide, obtuse or aciculate; septa absent or present, transversally septate or both transversally and longitudinally, (0)-0-0-0-(0)-transversally septate, (0)-0-0-0-(0) longitudinal septa per transversal septum; lumina of equal size, apically enlarged, constricted at the centre, or apically and basally tapering; wall thin or thick, (0)-0-0-0-(0) µm wide, distinctly differentiated into primary and secondary wall, not constricted where the septum meets the spore wall or laterally constricted where the septum meets the spore wall, remaining hyaline or becoming pigmented, dark brown, middle brown, grey, hyaline, pale brown, olive, or reddish brown, in Lugol's Solution negative or in Lugol's Solution positive, wall not ornamented or ornamented, porate, indistinctly halonate, i.e., mucilaginous sheath absent or thin or distinctly halonate, i.e., with a thick mucilaginous sheath.

Conidiomata: Absent resp. not observed or present.

Conidia: Globose, ellipsoid, filiform, or cylindrical; (0)-0-0-0-(0) µm long, (0)-0-0-0-(0) µm wide.

Secondary Metabolites: Not detected or present.

(report generated 04.Okt.2007)