LIAS light – Item Descriptions
LIASlight ItemID: 3283
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico) | Americas – South and Central America | Eurasia – Asia Tropical | Arctic |
| substrate: | lichens, lichenized fungi | rock – siliceous, siliciferous, acidic | rock – calcareous, calciferous, basic | rock, stones, pebbles – unspecified |
| life habit: | lichenized (mutualistic with algal photobionts) | lichenicolous (in/on lichens) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified |
| thallus: | compartimentized – areolate, squamulate |
| [th] upper surface: | blue(ish) grey | white(ish) grey | grey(ish) blue | grey(ish) white |
| [th marginal and upper surface] specific structures: | absent |
| [th] medulla amyloidity: | present |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (median) 1.3 (max) 1.5 |
| ascoma: | immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent |
| [ascm, if apoth] disc, mazaedium: | plane, flat, flattened, expanded |
| [ascm, if apoth] disc, mazaedium: | black(ish) |
| [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: | green(ish) | green(ish) blue | blue(ish) green (turquoise) |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | hyaline, colourless |
| [ascm] paraphyses/-oids: | present |
| [ascm] epihymenium, epithecium: | green(ish) | green(ish) black | green(ish) blue | black(ish) green | blue(ish) green (turquoise) |
| asci: | lecanoralean |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | present |
| [asc] tholus amyloidity pattern: | with amyloid cap (= Icmadophila-, Lecidea-, Pertusaria-types etc) |
| ascospores: | (median) 8.0 |
| [asp] shape: | ellipsoidal |
| [asp] length [µm]: | (low) 7.5 (high) 11.0 |
| [asp] width [µm]: | (low) 3.5 (high) 6.0 (max) 6.5 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] perispore, epispore: | not apparent |
| secondary metabolites: | present |
| secondary metabolites: | 2'-O-methylmicrophyllinic acid | 2'-O-methylperlatolic acid | confluentic acid | hyperconfluentic acid | norstictic acid | porphyrilic acid |
| host organism: | |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |