LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 8697

Myriotrema desquamans (Müll. Arg.) Hale

Characters[*]:Character States[*]:
global occurrence: Oceania – Australasia | Eurasia – Asia Tropical
substrate: bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – endosubstratal, inconspicuous, immersed | crustose (crustaceous) – episubstratal – unspecified
thallus: continuous, diffuse, effuse
[th] upper surface: green(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | green(ish) grey
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane | verrucose, warted
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial | perithecial, perithecioid – hymenial
ascoma [mm]: (min) 0.4
ascoma: immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent
[ascm] paraphyses/-oids: present
[ascm] epihymenium, epithecium: hyaline, colourless
asci: unitunicate
[asc] tholus: not thickened | thickened
[asc] tholus amyloidity (iodine reaction): absent
ascospores: (median) 8.0
[asp] shape: subglobose, subspherical | oblong, oblong-obtuse
[asp] length [µm]: (low) 20.0 (high) 35.0
[asp] width [µm]: (low) 8.0 (high) 18.0
[asp] septa: present
[asp] septa: muriformly septate – muriform, submuriform
[asp] transversal septa: (low) 5.0 (high) 11.0
[asp] pigmentation: medium brown, brownish
[asp] perispore, epispore: not apparent | amyloid
secondary metabolites: absent | present
secondary metabolites: constictic acid | cryptostictic acid | hypoconstictic acid | hypostictic acid | stictic acid
primary photobiont: present
secondary photobionts (eg in cephalodia): absent
primary photobiont: chlorophytaceous – trentepohliaceous, trentepohlioid

[*] 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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