LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 7361

Lecania toninioides Zahlbr.

Characters[*]:Character States[*]:
global occurrence: Americas – North America (incl Mexico)
substrate: soil, clay, humus, turf, detritus, dead leaves | rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
thallus: compartimentized – areolate, squamulate
[th] upper surface: brown(ish) (if pale: fawn, tan; if mid: cinnamon) | yellow(ish) grey | grey(ish) brown | yellow(ish) brown | red(dish) brown (if pale: orange brown)
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 0.3 (high) 0.8 (max) 1.0
[th] morphol substructures (eg areoles, squamules): discontiguous, dispersed (throughout the thallus)
[th] morphol substructures (eg areoles, lobes, branches) upper surface: verrucose, warted | subsquamulose
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 1.0 (high) 1.5
ascoma: sessile, superficial
[ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded | subconvex, slightly convex | convex
[ascm, if apoth] disc, mazaedium: black(ish) | brown(ish) black
[ascm, if apoth] disc, mazaedium: epruinose | pruinose
[ascm, if apoth] disc, mazaedium pruina: scarce, sparse, fine
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: grey(ish) | white(ish) | yellow(ish) grey | grey(ish) brown | yellow(ish) brown | red(dish) brown (if pale: orange brown)
[ascm, if apoth] margin excipular photobionts: present
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: hyaline, colourless
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid cells width [µm]: (low) 2.0 (high) 2.5
[ascm] paraphyses/-oid apical cells width [µm]: (low) 3.5 (high) 6.0
[ascm] epihymenium, epithecium: black(ish) | red(dish) brown (pale: orange brown)
asci: lecanoralean
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): present
[asc] tholus amyloidity pattern: amyloid with acuate axial body towards the apex (= Bacidia-, Buellia-, Ramalina-types etc)
ascospores: (median) 8.0
[asp] shape: elongate-fusiform, ellipsoidal-fusiform | oblong, oblong-obtuse
[asp] length [µm]: (min) 16.0 (low) 18.0 (high) 25.0 (max) 27.0
[asp] width [µm]: (low) 4.0 (high) 5.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 1.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: thin, thinly halonate
conidiomata: absent | present
conidia: filiform, vermiform
[co] length [µm]: (low) 14.0 (high) 20.0 (max) 22.0
secondary metabolites: absent
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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