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LIAS light – Item Descriptions
LIASlight ItemID: 13724
Lecanora antiqua J. R. Laundon
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Eurasia – Europe |
substrate: | rock – calcareous, calciferous, basic | rock, stones, pebbles – unspecified |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – endosubstratal, inconspicuous, immersed | crustose (crustaceous) – episubstratal – unspecified |
thallus: | continuous, diffuse, effuse | granular, granulose, granulate |
[th] upper surface: | white(ish) | yellow(ish) grey |
[th marginal and upper surface] specific structures: | absent |
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 0.1 (high) 0.5 |
[th] morphol substructures (eg areoles, lobes, branches) upper surface: | granulose, granular | verrucose, warted |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (low) 0.3 (high) 0.9 |
ascoma: | sessile, superficial |
[ascm, if apoth] disc, mazaedium: | plane, flat, flattened, expanded | subconvex, slightly convex | convex |
[ascm, if apoth] disc, mazaedium: | brown(ish) grey | brown(ish) red (carneous) |
[ascm, if apoth] disc, mazaedium: | epruinose | pruinose |
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: | white(ish) | yellow(ish) grey |
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
[ascm] paraphyses/-oids: | present |
[ascm] paraphyses/-oid cells width [µm]: | (low) 1.0 (high) 2.0 |
[ascm] epihymenium, epithecium: | brown(ish) yellow (ochraceous, ochre) |
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) 11.0 (high) 13.0 |
[asp] width [µm]: | (low) 5.0 (high) 6.0 |
[asp] septa: | absent – spore lumen unilocular, monolocular |
[asp] pigmentation: | hyaline, colourless |
[asp] perispore, epispore: | not apparent |
secondary metabolites: | present |
secondary metabolites: | 2,7-dichloro-6-O-methylnorlichexanthone | 2,7-dichloronorlichexanthone | 2-chloro-6-O-methylnorlichexanthone | 2-chloronorlichexanthone | 7-chloronorlichexanthone | norlichexanthone |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |