LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 6133

Thelocarpon laureri (Flot.) Nyl.

Characters[*]:Character States[*]:
global occurrence: Oceania – Australasia | Eurasia – Europe | Americas – North America (incl Mexico) | Americas – South and Central America
substrate: soil, clay, humus, turf, detritus, dead leaves | wood – dead, living | rock, stones, pebbles – unspecified
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – endosubstratal, inconspicuous, immersed
[th] upper surface: yellow(ish) (if dull: buff)
[th upper surface]: pruinose
[th marginal and upper surface] specific structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial | perithecial, perithecioid – hymenial
ascoma [mm]: (low) 0.15 (high) 0.3
ascoma: subsessile, subimmersed, adnate, semi-immersed, emergent | sessile, superficial
[ascm, if apoth] disc, mazaedium: yellow(ish) (if dull: buff)
[ascm, if apoth] disc, mazaedium: pruinose
[ascm, if apoth] disc, mazaedium pruina: scarce, sparse, fine | dense
[ascm, if apoth] margin excipular photobionts: absent
[ascm] paraphyses/-oids: present
asci: unitunicate
[asc] tholus: not thickened | thickened
[asc] tholus amyloidity (iodine reaction): present
[asc] tholus amyloidity pattern: with amyloid tube, ring (= Collema-, Micarea-, Porpidia-, Psora-types etc) | with amyloid cap (= Icmadophila-, Lecidea-, Pertusaria-types etc)
ascospores: (low) 50.0 (high) 300.0
[asp] shape: subglobose, subspherical | broadly ellipsoidal | ellipsoidal
[asp] length [µm]: (low) 1.5 (high) 4.0 (max) 6.0
[asp] width [µm]: (low) 1.5 (high) 2.0
[asp] septa: absent – spore lumen unilocular, monolocular
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
secondary metabolites: present
secondary metabolites: pulvinic 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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