LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 3823

Mycoblastus affinis (Schaer.) T. Schauer

Characters[*]:Character States[*]:
global occurrence: Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico) | Eurasia – Asia Tropical | Arctic
substrate: bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
thallus: continuous, diffuse, effuse | granular, granulose, granulate
[th] upper surface: grey(ish) | green(ish) grey
[th marginal and upper surface] specific structures: absent | present
[th margin] cilia, cilioid structures: absent
[th upper surface] isidia, isidioid structures: absent
[th upper surface] soredia, soralia, soralioid structures: absent | present
[th] morphol substructures (eg areoles, lobes, branches) upper surface: verruculose, minutely warted
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (median) 1.5
ascoma: sessile, superficial
[ascm, if apoth] disc, mazaedium: convex | distinctly convex | strongly convex, hemispherical, (sub-)globose
[ascm, if apoth] disc, mazaedium: black(ish)
[ascm, if apoth] margin excipular photobionts: absent
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: brown(ish) (if pale: fawn, tan; if mid: cinnamon) | hyaline, colourless
[ascm] paraphyses/-oids: present
[ascm] epihymenium, epithecium: green(ish) | blue(ish) black | black(ish) blue
asci: lecanoralean
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): present
[asc] tholus amyloidity pattern: amyloid with acuate axial body towards the apex (= Bacidia-, Buellia-, Ramalina-types etc) | entirely amyloid (= Catillaria-, Teloschistes-types etc)
ascospores: (min) 1.0(median) 2.0 (max) 3.0
[asp] shape: broadly ellipsoidal | ellipsoidal | elongate-fusiform, ellipsoidal-fusiform
[asp] length [µm]: (min) 40.0 (low) 47.0 (high) 70.0 (max) 100.0
[asp] width [µm]: (min) 25.0 (low) 30.0 (high) 42.0
[asp] septa: absent – spore lumen unilocular, monolocular
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
secondary metabolites: present
secondary metabolites: atranorin | norcaperatic acid | planaic acid | roccellic 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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