LIAS light – Item Descriptions
LIASlight ItemID: 8598
Amphorothecium occultum P. M. McCarthy, Kantvilas & Elix
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Oceania – Australasia |
| substrate: | bryophytes – mosses, liverworts |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified |
| thallus: | granular, granulose, granulate |
| [th] upper surface: | grey(ish) green | red(dish) yellow (orange, orange yellow) |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | granulose, granular | verruculose, minutely warted |
| ascomata: | absent | present |
| ascoma: | perithecial, perithecioid – hymenial |
| ascoma [mm]: | (min) 0.5(median) 0.64 (max) 0.75 |
| ascoma: | immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent | sessile, superficial |
| [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: | red(dish) brown (if pale: orange brown) |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
| [ascm] paraphyses/-oids: | present |
| asci: | unitunicate |
| [asc] tholus: | not thickened |
| [asc] tholus amyloidity (iodine reaction): | absent |
| ascospores: | (median) 8.0 |
| [asp] shape: | fusiform |
| [asp] length [µm]: | (min) 122.0(median) 170.0 (max) 230.0 |
| [asp] width [µm]: | (min) 26.0(median) 34.0 (max) 42.0 |
| [asp] septa: | present |
| [asp] septa: | transversely septate |
| [asp] transversal septa: | (min) 13.0(median) 17.0 (max) 21.0 |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | thick, distincly halonate |
| secondary metabolites: | present |
| secondary metabolites: | atranorin | amphorothecic acid A | amphorothecic acid B |
| primary photobiont: | present |