LIAS light – Item Descriptions
LIASlight ItemID: 9218
Lecanora lugubris (C. W. Dodge) D. J. Galloway & P. M. Jørg.
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Antarctic – Antarctica | Oceania – Australasia |
| substrate: | soil, clay, humus, turf, detritus, dead leaves | bryophytes – mosses, liverworts | rock – siliceous, siliciferous, acidic |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified | subsquamulose (subsquamulous) |
| thallus: | compartimentized – areolate, squamulate |
| [th] upper surface: | blue(ish) grey | white(ish) grey |
| [th upper surface]: | epruinose | pruinose |
| [th upper surface] pruina: | scarce, sparse, fine |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | verrucose, warted | bullate | subsquamulose |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (low) 0.9 (high) 3.0 |
| ascoma: | sessile, superficial |
| [ascm, if apoth] disc, mazaedium: | black(ish) | red(dish) brown (if pale: orange brown) |
| [ascm, if apoth] disc, mazaedium: | pruinose |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
| [ascm] paraphyses/-oids: | present |
| [ascm] epihymenium, epithecium: | red(dish) brown (pale: orange brown) |
| asci: | lecanoralean |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | present |
| [asc] tholus amyloidity pattern: | amyloid with widening axial body towards the apex (= Lecanora-, Parmelia-, Rinodina-types etc) |
| ascospores: | (median) 8.0 |
| [asp] shape: | ellipsoidal |
| [asp] length [µm]: | (low) 11.5 (high) 15.5 |
| [asp] width [µm]: | (low) 5.5 (high) 8.5 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent |
| secondary metabolites: | present |
| secondary metabolites: | 2,5,7-trichloro-3-O-methylnorlichexanthone | 2,5,7-trichlorolichexanthone | 2,5-dichloronorlichexanthone | 2,7-dichloronorlichexanthone | 3-O-methylasemone | 5,7-dichloro-3-O-methylnorlichexanthone | 5,7-dichloronorlichexanthone | 7-chloronorlichexanthone | arthothelin | 4,5,7-trichloronorlichexanthone (asemone) | atranorin | chloroatranorin | isoarthothelin | thiophanic acid |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |