LIAS light – Item Descriptions
LIASlight ItemID: 8218
Letrouitia aureola (Tuck.) Hafellner & Bellem.
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Oceania – Australasia | Americas – South and Central America | Eurasia – Asia Tropical |
| substrate: | bark, cork, plant surface – trunks, branches, twigs |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified |
| [th] upper surface: | red(dish) yellow (orange, orange yellow) | yellow(ish) brown |
| [th upper surface]: | epruinose |
| [th marginal and upper surface] specific structures: | absent |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (low) 0.3 (high) 1.0 |
| ascoma: | sessile, superficial |
| [ascm, if apoth] disc, mazaedium: | plane, flat, flattened, expanded |
| [ascm, if apoth] disc, mazaedium: | red(dish) yellow (orange, orange yellow) |
| [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: | red(dish) yellow (orange, orange yellow) |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless | hyaline brown |
| [ascm] paraphyses/-oids: | present |
| asci: | lecanoralean |
| [asc] tholus: | thickened |
| ascospores: | (median) 8.0 |
| [asp] shape: | ellipsoidal |
| [asp] length [µm]: | (low) 19.0 (high) 27.0 |
| [asp] width [µm]: | (low) 5.0 (high) 6.0 |
| [asp] septa: | present |
| [asp] septa: | transversely septate |
| [asp] transversal septa: | (low) 5.0 (high) 7.0 |
| [asp] pigmentation: | hyaline, colourless |
| secondary metabolites: | present |
| secondary metabolites: | 7-chloroemodin | emodin | fragilin | parietin | 7-chlorofallacinal | 7-chloroparietinic acid | 7-chloroteloschistin | fragilin bisanthrone |
| primary photobiont: | present |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |