LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 7298

Candelariella lutella (Vain.) Räsänen

Characters[*]:Character States[*]:
global occurrence: Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico) | Arctic
substrate: wood – dead, living | bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
thallus: continuous, diffuse, effuse | granular, granulose, granulate | compartimentized – areolate, squamulate
[th] upper surface: yellow(ish) (if dull: buff) | yellow(ish) green | green(ish) yellow
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 0.1 (high) 0.25 (max) 0.45
[th] morphol substructures (eg areoles, squamules): contiguous, coherent (throughout the thallus) | discontiguous, dispersed (throughout the thallus) | distantly discontiguous
[th] morphol substructures (eg areoles, lobes, branches) upper surface: verruculose, minutely warted | verrucose, warted
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (min) 0.15 (low) 0.2 (high) 0.4 (max) 0.65
ascoma: sessile, superficial
[ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded | subconvex, slightly convex
[ascm, if apoth] disc, mazaedium: yellow(ish) (if dull: buff)
[ascm, if apoth] disc, mazaedium: epruinose
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: yellow(ish) (if dull: buff) | green(ish) yellow
[ascm, if apoth] margin excipular photobionts: present | abundant
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: hyaline, colourless
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid cells width [µm]: (low) 1.0 (high) 1.5
[ascm] paraphyses/-oid apical cells width [µm]: (low) 1.5 (high) 3.5 (max) 4.0
[ascm] epihymenium, epithecium: brown(ish) yellow (ochraceous, ochre) | yellow(ish) brown
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: (low) 24.0 (high) 32.0
[asp] shape: oblong, oblong-obtuse | ovoid, ovate | narrowly ellipsoidal
[asp] length [µm]: (min) 7.0 (low) 8.0 (high) 11.0 (max) 13.0
[asp] width [µm]: (min) 3.0 (low) 4.0 (high) 5.0 (max) 5.5
[asp] septa: absent – spore lumen unilocular, monolocular | present
[asp] septa: transversely septate
[asp] transversal septa: (median) 1.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
conidiomata: absent | present
conidia: oblong, oblong-obtuse
[co] length [µm]: (low) 2.0 (high) 3.0
secondary metabolites: present
secondary metabolites: calycin | pulvinic acid | vulpinic acid | pulvinic acid lactone
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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