LIAS light – Item Descriptions
LIASlight ItemID: 8142
Letrouitia hafellneri S. Y. Kondr. & Elix
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Oceania – Australasia |
| substrate: | bark, cork, plant surface – trunks, branches, twigs |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified |
| thallus: | continuous, diffuse, effuse |
| [th] upper surface: | yellow(ish) (if dull: buff) | yellow(ish) grey |
| [th upper surface]: | epruinose |
| [th marginal and upper surface] specific structures: | present |
| [th margin] cilia, cilioid structures: | absent |
| [th upper surface] isidia, isidioid structures: | present |
| [th upper surface] soredia, soralia, soralioid structures: | present |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 0.3 (high) 0.5 |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (low) 0.5 (high) 1.0 |
| ascoma: | sessile, superficial |
| [ascm, if apoth] disc, mazaedium: | concave | plane, flat, flattened, expanded |
| [ascm, if apoth] disc, mazaedium: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | black(ish) brown | yellow(ish) brown |
| [ascm, if apoth] disc, mazaedium: | epruinose | pruinose |
| [ascm, if apoth] disc, mazaedium pruina: | scarce, sparse, fine |
| [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: | yellow(ish) (if dull: buff) | brown(ish) yellow (ochraceous, ochre) | red(dish) yellow (orange, orange yellow) |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
| [ascm] paraphyses/-oids: | present |
| [ascm] paraphyses/-oid apical cells width [µm]: | (median) 2.0 |
| [ascm] epihymenium, epithecium: | red(dish) yellow (orange, orange yellow) |
| asci: | lecanoralean |
| [asc] tholus: | thickened |
| ascospores: | (median) 8.0 |
| [asp] shape: | ellipsoidal |
| [asp] length [µm]: | (low) 25.0 (high) 37.0 |
| [asp] width [µm]: | (min) 9.0 (low) 11.0 (high) 14.0 (max) 15.0 |
| [asp] septa: | present |
| [asp] septa: | transversely septate |
| [asp] transversal septa: | (low) 5.0 (high) 7.0 |
| [asp] pigmentation: | hyaline, colourless |
| conidiomata: | absent | present |
| conidia: | bacilliform, bacillar |
| [co] length [µm]: | (low) 4.0 (high) 6.0 (max) 7.0 |
| secondary metabolites: | present |
| secondary metabolites: | 7-chloroemodin | flavo-obscurin A | fragilin | parietin | 7-chloroemodinal | 7-chloroparietinic acid | physcoin bisanthrone |
| primary photobiont: | present |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |