LIAS light – Item Descriptions
LIASlight ItemID: 8182
Letrouitia sayeri (Müll. Arg.) Elix
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Oceania – Australasia | Oceania – Pacific Islands (Melanesia, Micronesia, Polynesia) |
| substrate: | bark, cork, plant surface – trunks, branches, twigs |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified |
| [th] upper surface: | green(ish) | yellow(ish) red (orange red) |
| [th marginal and upper surface] specific structures: | absent |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (low) 0.5 (high) 1.5 |
| ascoma: | sessile, superficial |
| [ascm, if apoth] disc, mazaedium: | convex |
| [ascm, if apoth] disc, mazaedium: | blue(ish) red (purple) | brown(ish) red (carneous) |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | yellow(ish) (if dull: buff) | hyaline, colourless |
| [ascm] paraphyses/-oids: | present |
| [ascm] epihymenium, epithecium: | red(dish) |
| asci: | lecanoralean |
| [asc] tholus: | thickened |
| ascospores: | (low) 2.0 (high) 3.0 (max) 4.0 |
| [asp] shape: | broadly ellipsoidal |
| [asp] length [µm]: | (low) 32.0 (high) 50.0 |
| [asp] width [µm]: | (low) 20.0 (high) 25.0 |
| [asp] septa: | present |
| [asp] septa: | muriformly septate – muriform, submuriform |
| [asp] pigmentation: | hyaline, colourless |
| secondary metabolites: | present |
| secondary metabolites: | 7-chloroemodin | exuviatic acid B | fragilin | parietin | unknown/unidentified compound(s) | 7-chloroemodinal | 7-chloroparietinic acid | fragilin bisanthrone |
| primary photobiont: | present |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |