LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 13483

Thelotrema mongkolsukii Homchant. & Coppins

Characters[*]:Character States[*]:
global occurrence: Eurasia – Asia Tropical
substrate: bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
thallus: continuous, diffuse, effuse | cracked, fissured, fractured, rimose
[th] upper surface: white(ish) grey | green(ish) yellow
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 0.6 (high) 1.2
ascoma: immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent
[ascm, if apoth] disc, mazaedium: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[ascm, if apoth] disc, mazaedium: pruinose
[ascm, if apoth] disc, mazaedium pruina: scarce, sparse, fine
[ascm] paraphyses/-oids: present
asci: unitunicate
[asc] tholus: not thickened | thickened
[asc] tholus amyloidity (iodine reaction): absent
ascospores: (median) 8.0
[asp] shape: narrowly ellipsoidal
[asp] length [µm]: (min) 20.0 (low) 24.5(median) 29.5 (high) 34.0 (max) 40.0
[asp] width [µm]: (low) 5.0(median) 5.5 (high) 6.0 (max) 7.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (low) 10.0 (high) 12.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
secondary metabolites: present
secondary metabolites: hyposalazinic acid | hypostictic 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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