LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 4524

Pertusaria pertusa (Weigel) Tuck.

Characters[*]:Character States[*]:
global occurrence: Africa (incl Madagascar) | Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico)
substrate: bark, cork, plant surface – trunks, branches, twigs | rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
thallus: continuous, diffuse, effuse | cracked, fissured, fractured, rimose
[th] upper surface: grey(ish) | green(ish) grey | grey(ish) green
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (median) 1.5 (max) 2.5
[th] morphol substructures (eg areoles, lobes, branches) upper surface: verrucose, warted
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 1.0 (high) 3.0
ascoma: immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent | sessile, superficial
[ascm, if apoth] disc, mazaedium: black(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: black(ish) | grey(ish)
[ascm] paraphyses/-oids: present
asci: lecanoralean
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): present
[asc] tholus amyloidity pattern: with amyloid cap (= Icmadophila-, Lecidea-, Pertusaria-types etc)
ascospores: (low) 2.0 (high) 4.0
[asp] length [µm]: (min) 100.0 (low) 140.0 (high) 240.0 (max) 300.0
[asp] width [µm]: (min) 35.0 (low) 40.0 (high) 85.0
[asp] septa: absent – spore lumen unilocular, monolocular
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent | thin, thinly halonate | ornamented, rough, warted, striate, cracked
secondary metabolites: present
secondary metabolites: constictic acid | cryptostictic acid | hypoconstictic acid | hypostictic acid | norstictic acid | stictic acid | coronaton
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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