LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 7033

Diploschistes thunbergianus (Ach.) Lumbsch & Vězda

Characters[*]:Character States[*]:
global occurrence: Africa (incl Madagascar) | Oceania – Australasia
substrate: soil, clay, humus, turf, detritus, dead leaves
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
thallus: cracked, fissured, fractured, rimose | compartimentized – areolate, squamulate
[th] upper surface: grey(ish) | white(ish) | white(ish) grey
[th upper surface]: pruinose
[th upper surface] pruina: scarce, sparse, fine | dense
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 0.3 (high) 1.5
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (min) 1.5
ascoma: sessile, superficial
[ascm, if apoth] disc, mazaedium: strongly concave, excavate, urceolate
[ascm, if apoth] disc, mazaedium: black(ish)
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: black(ish)
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: hyaline, colourless
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid cells width [µm]: (median) 2.0
[ascm] epihymenium, epithecium: black(ish)
asci: unitunicate
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): absent
ascospores: (min) 4.0(median) 8.0
[asp] shape: broadly ellipsoidal
[asp] length [µm]: (low) 16.0 (high) 28.0
[asp] width [µm]: (low) 6.0 (high) 16.0
[asp] septa: present
[asp] septa: muriformly septate – muriform, submuriform
[asp] transversal septa: (low) 3.0 (high) 5.0
[asp] pigmentation: medium brown, brownish
[asp] perispore, epispore: not apparent
conidiomata: absent | present
conidia: bacilliform, bacillar
[co] length [µm]: (low) 4.0 (high) 6.0
secondary metabolites: present
secondary metabolites: diploschistesic acid | lecanoric acid | orsellinic 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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