LIAS light – Item Descriptions
LIASlight ItemID: 3826
Mycoblastus dissimulans (Nyl.) Zahlbr.
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Oceania – Australasia | Americas – South and Central America | Antarctic – Southern Subpolar Islands, Subantarctic Islands |
| substrate: | soil, clay, humus, turf, detritus, dead leaves | bryophytes – mosses, liverworts | bark, cork, plant surface – trunks, branches, twigs |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified |
| thallus: | continuous, diffuse, effuse | cracked, fissured, fractured, rimose | compartimentized – areolate, squamulate |
| [th] upper surface: | white(ish) | blue(ish) grey | green(ish) grey | yellow(ish) white (ivory, off-white, cream-coloured) |
| [th upper surface]: | epruinose |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane | verrucose, warted |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (low) 0.3 (high) 1.5 (max) 1.8 |
| ascoma: | sessile, superficial |
| [ascm, if apoth] disc, mazaedium: | distinctly convex | strongly convex, hemispherical, (sub-)globose |
| [ascm, if apoth] disc, mazaedium: | black(ish) | blue(ish) black | red(dish) brown (if pale: orange brown) |
| [ascm, if apoth] disc, mazaedium: | epruinose |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless | yellow(ish) brown |
| [ascm] paraphyses/-oids: | present |
| [ascm] paraphyses/-oid cells width [µm]: | (low) 1.0 (high) 4.0 |
| [ascm] paraphyses/-oid apical cells width [µm]: | (min) 5.0 |
| [ascm] epihymenium, epithecium: | green(ish) | red(dish) blue (violet) |
| asci: | lecanoralean |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | present |
| [asc] tholus amyloidity pattern: | amyloid with acuate axial body towards the apex (= Bacidia-, Buellia-, Ramalina-types etc) |
| ascospores: | (median) 2.0 |
| [asp] shape: | broadly ellipsoidal | ovoid, ovate |
| [asp] length [µm]: | (low) 36.0(median) 43.1 (high) 56.0 (max) 61.0 |
| [asp] width [µm]: | (low) 19.0(median) 24.5 (high) 34.0 (max) 36.0 |
| [asp] septa: | absent – spore lumen unilocular, monolocular | present |
| [asp] septa: | transversely septate |
| [asp] transversal septa: | (median) 1.0 |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent | thin, thinly halonate | thick, distincly halonate |
| conidiomata: | absent | present |
| conidia: | bacilliform, bacillar |
| [co] length [µm]: | (low) 5.0 (high) 6.5 |
| secondary metabolites: | present |
| secondary metabolites: | caperatic acid | hyperlatolic acid | norcaperatic acid | norrangiformic acid | perlatolic acid | rangiformic acid | roccellic acid |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |