LIAS light – Item Descriptions
LIASlight ItemID: 9208
Lecanora epibryon ssp. xanthophora Lumbsch
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Eurasia – Asia Extratropical | Oceania – Australasia | Eurasia – Europe | Americas – South and Central America | Oceania – Pacific Islands (Melanesia, Micronesia, Polynesia) |
| substrate: | soil, clay, humus, turf, detritus, dead leaves | bryophytes – mosses, liverworts |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified |
| thallus: | continuous, diffuse, effuse |
| [th] upper surface: | red(dish) yellow (orange, orange yellow) | white(ish) yellow | yellow(ish) white (ivory, off-white, cream-coloured) |
| [th upper surface]: | epruinose |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | verruculose, minutely warted | verrucose, warted |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (low) 0.8 (high) 2.5 |
| ascoma: | sessile, superficial |
| [ascm, if apoth] disc, mazaedium: | black(ish) | red(dish) brown (if pale: orange brown) |
| [ascm, if apoth] disc, mazaedium: | epruinose |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
| [ascm] paraphyses/-oids: | present |
| [ascm] paraphyses/-oid cells width [µm]: | (median) 2.0 |
| [ascm] paraphyses/-oid apical cells width [µm]: | (min) 3.5 |
| [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) 12.5 (high) 17.5 |
| [asp] width [µm]: | (low) 6.5 (high) 9.5 |
| [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 | 4-O-demethylbarbatic acid | 5,7-dichloro-3-O-methylnorlichexanthone | 5,7-dichloronorlichexanthone | 7-chlorolichexanthone | arthothelin | 4,5,7-trichloronorlichexanthone (asemone) | atranorin | barbatic acid | chloroatranorin | gyrophoric acid | isoarthothelin | lecanoric acid | methyl barbatate | thiophanic acid |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |