LIAS light – Item Descriptions
LIASlight ItemID: 8285
Leucodecton albidulum (Nyl.) Mangold
| 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) – endosubstratal, inconspicuous, immersed | crustose (crustaceous) – episubstratal – unspecified |
| thallus: | continuous, diffuse, effuse | cracked, fissured, fractured, rimose |
| [th] upper surface: | grey(ish) green | yellow(ish) white (ivory, off-white, cream-coloured) |
| [th upper surface]: | pruinose |
| [th upper surface] pruina: | dense |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane | granulose, granular | verruculose, minutely warted |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (min) 0.6 |
| ascoma: | immersed, innate |
| [ascm, if apoth] disc, mazaedium: | grey(ish) |
| [ascm, if apoth] disc, mazaedium: | pruinose |
| [ascm] paraphyses/-oids: | present |
| [ascm] epihymenium, epithecium: | grey(ish) | hyaline, colourless |
| asci: | unitunicate |
| [asc] tholus: | not thickened | thickened |
| [asc] tholus amyloidity (iodine reaction): | absent |
| ascospores: | (median) 8.0 |
| [asp] shape: | clavate | fusiform |
| [asp] length [µm]: | (low) 25.0 (high) 45.0 |
| [asp] width [µm]: | (low) 5.0 (high) 7.0 |
| [asp] septa: | present |
| [asp] septa: | transversely septate |
| [asp] transversal septa: | (low) 7.0 (high) 11.0 |
| [asp] pigmentation: | dark brown |
| [asp] perispore, epispore: | not apparent | ornamented, rough, warted, striate, cracked |
| conidiomata: | absent | present |
| conidia: | bacilliform, bacillar |
| [co] length [µm]: | (median) 6.0 |
| secondary metabolites: | present |
| secondary metabolites: | α-acetylconstictic acid | α-acetylhypoconstictic acid | constictic acid | cryptostictic acid | hypostictic acid | stictic acid |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trentepohliaceous, trentepohlioid |