LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 9235

Lecanora wilsonii ssp. xanthophora Lumbsch

Characters[*]:Character States[*]:
global occurrence: Oceania – Australasia | Americas – South and Central America
substrate: rock – siliceous, siliciferous, acidic
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
thallus: continuous, diffuse, effuse | cracked, fissured, fractured, rimose
[th] upper surface: green(ish) grey | yellow(ish) grey
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) upper surface: verruculose, minutely warted
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 0.5 (high) 1.2
ascoma: sessile, superficial
[ascm, if apoth] disc, mazaedium: black(ish) brown | 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] 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: broadly ellipsoidal
[asp] length [µm]: (low) 8.5 (high) 12.5
[asp] width [µm]: (low) 6.0 (high) 8.0
[asp] septa: absent – spore lumen unilocular, monolocular
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
secondary metabolites: present
secondary metabolites: 2,4-dichloronorlichexanthone | 2,5-dichloronorlichexanthone | arthothelin | atranorin | chloroatranorin | thiophanic acid | usnic acid | unknown/unidentified fatty acid(s)
primary photobiont: present
secondary photobionts (eg in cephalodia): absent
primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid

[*] Not all (synonymous, equivalent or similar) terms being provided in parallel for a character or character state (e.g. 'endosubstratal, inconspicuous, immersed') need to be valid for the taxon under concern.


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