LIAS light – Item Descriptions
LIASlight ItemID: 6283
Trapeliopsis wallrothii (Flörke) Hertel & Gotth. Schneid.
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Africa (incl Madagascar) | Eurasia – Europe | Americas – North America (incl Mexico) |
| substrate: | soil, clay, humus, turf, detritus, dead leaves |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | squamulose (squamulous) |
| [th] upper surface: | grey(ish) | white(ish) |
| [th marginal and upper surface] specific structures: | present |
| [th upper surface] isidia, isidioid structures: | present |
| [th upper surface] soredia, soralia, soralioid structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (median) 1.6 |
| [th] medulla amyloidity: | absent |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (low) 1.0 (high) 2.0 |
| [ascm, if apoth] disc, mazaedium: | black(ish) | green(ish) grey | red(dish) brown (if pale: orange brown) |
| [ascm, if apoth] disc, mazaedium: | epruinose | pruinose |
| [ascm, if apoth] disc, mazaedium pruina: | scarce, sparse, fine |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless | yellow(ish) brown |
| [ascm] paraphyses/-oids: | present |
| [ascm] epihymenium, epithecium: | hyaline, colourless | yellow(ish) brown |
| asci: | lecanoralean | unitunicate |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | absent | present |
| [asc] tholus amyloidity pattern: | with amyloid tube and flanks (= Rimularia-, Trapelia-types etc) |
| ascospores: | (median) 8.0 |
| [asp] shape: | ellipsoidal |
| [asp] length [µm]: | (low) 8.0 (high) 14.0 |
| [asp] width [µm]: | (low) 4.0 (high) 5.0 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent |
| secondary metabolites: | present |
| secondary metabolites: | gyrophoric acid |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |