LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 14216

Xanthoria microspora B. de Lesd.

Characters[*]:Character States[*]:
global occurrence: Eurasia – Asia Extratropical
substrate: wood – dead, living | bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts)
thallus: foliose (foliaceous), leaf-like
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 2.0 (high) 3.0 (max) 5.0
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane
[th lower surface] specific structures: present
[th lower surface] rhizines, rhizoid structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
[ascm] paraphyses/-oids: present
asci: lecanoralean
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): present
[asc] tholus amyloidity pattern: entirely amyloid (= Catillaria-, Teloschistes-types etc)
ascospores: (median) 8.0
[asp] length [µm]: (low) 7.0 (high) 10.0
[asp] width [µm]: (low) 4.0 (high) 6.0
[asp] septa: absent | present – spore lumen bilocular, polarilocular, plurilocular
[asp] septa: transversely septate
[asp] transversal septa: (median) 1.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
secondary metabolites: present
secondary metabolites: parietin | unknown/unidentified anthraquinone(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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