LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 9225

Lecanora pangerangoensis Zahlbr.

Characters[*]:Character States[*]:
global occurrence: Oceania – Australasia | Oceania – Pacific Islands (Melanesia, Micronesia, Polynesia) | Eurasia – Asia Tropical
substrate: bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
thallus: continuous, diffuse, effuse
[th] upper surface: yellow(ish) grey | 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, squamules): contiguous, coherent (throughout the thallus) | discontiguous, dispersed (throughout the thallus)
[th] morphol substructures (eg areoles, lobes, branches) upper surface: verrucose, warted
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 0.7 (high) 1.4 (max) 2.0
ascoma: sessile, superficial
[ascm, if apoth] disc, mazaedium: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[ascm, if apoth] disc, mazaedium: epruinose | pruinose
[ascm, if apoth] disc, mazaedium pruina: scarce, sparse, fine
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: yellow(ish) (if dull: buff)
[ascm] paraphyses/-oids: present
[ascm] epihymenium, epithecium: grey(ish) brown | yellow(ish) 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 | ellipsoidal
[asp] length [µm]: (low) 12.0 (high) 16.5
[asp] width [µm]: (low) 7.0 (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'-O-methylhyperlatolic acid | 2'-O-methylisohyperlatolic acid | 2'-O-methylperlatolic acid | 2'-O-methylsuperlatolic acid | arthothelin | atranorin | chloroatranorin | isoarthothelin | thiophanic acid | usnic acid
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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