LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 4747

Physconia muscigena (Ach.) Poelt

Characters[*]:Character States[*]:
global occurrence: Africa (incl Madagascar) | Antarctic – Antarctica | Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico) | Americas – South and Central America | Eurasia – Asia Tropical | Arctic
substrate: soil, clay, humus, turf, detritus, dead leaves | bryophytes – mosses, liverworts | rock, stones, pebbles – unspecified
life habit: lichenized (mutualistic with algal photobionts)
thallus: foliose (foliaceous), leaf-like
[th] upper surface: brown(ish) (if pale: fawn, tan; if mid: cinnamon) | grey(ish) brown
[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) 1.0 (high) 3.0
[th] lower surface: black(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | brown(ish) black
[th lower surface] specific structures: present
[th lower surface] rhizines, rhizoid structures: present
[th lower surface] rhizines, rhizinoid structures: squarrosely branched, squarrose
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (median) 5.0
[ascm] paraphyses/-oids: present
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] length [µm]: (low) 24.0 (high) 33.0
[asp] width [µm]: (low) 12.0 (high) 17.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 1.0
[asp] pigmentation: medium brown, brownish
secondary metabolites: absent | present
secondary metabolites: secalonic acid A | variolaric 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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