LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 2752

Lecanora geophila (Th. Fr.) Poelt

Characters[*]:Character States[*]:
global occurrence: Eurasia – Asia Extratropical | Americas – North America (incl Mexico) | Arctic
substrate: soil, clay, humus, turf, detritus, dead leaves | bryophytes – mosses, liverworts
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified | squamulose (squamulous) | placodioid-crustose, placodioid-foliose | subfruticose (subfruticous), fruticulose, dactyliform
thallus: compartimentized – areolate, squamulate
[th] upper surface: yellow(ish) (if dull: buff) | yellow(ish) green | green(ish) yellow | yellow(ish) white (ivory, off-white, cream-coloured)
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent | present
[th margin] cilia, cilioid structures: absent
[th upper surface] isidia, isidioid structures: absent
[th upper surface] soredia, soralia, soralioid structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 0.5 (high) 1.0
[th] morphol substructures (eg areoles, squamules): discontiguous, dispersed (throughout the thallus)
[th] morphol substructures (eg areoles, lobes, branches) upper surface: subsquamulose | squamulose
[th lower surface] specific structures: absent | present
[th lower surface] rhizines, rhizoid structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 0.5 (high) 1.0
ascoma: sessile, superficial
[ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded
[ascm, if apoth] disc, mazaedium: yellow(ish) (if dull: buff) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | red(dish) yellow (orange, orange yellow) | yellow(ish) brown
[ascm, if apoth] disc, mazaedium: epruinose
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: yellow(ish) (if dull: buff) | yellow(ish) green | green(ish) yellow | yellow(ish) white (ivory, off-white, cream-coloured)
[ascm, if apoth] margin excipular photobionts: present | abundant
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid cells width [µm]: (low) 1.0 (high) 1.5
[ascm] epihymenium, epithecium: yellow(ish) (if dull: buff) | brown(ish) (if pale: fawn, tan; if mid: cinnamon)
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: (median) 8.0
[asp] shape: ellipsoidal
[asp] length [µm]: (low) 9.0 (high) 13.0
[asp] width [µm]: (low) 5.0 (high) 7.0
[asp] septa: absent – spore lumen unilocular, monolocular
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
secondary metabolites: present
secondary metabolites: 16β-acetoxyhopane-6α,22-diol | 6α,16β-diacetoxyhopane-22-ol | 6α-acetoxyhopane-16β,22-diol | hopane-6α,16β,22-triol | pannaric acid | usnic acid | zeorin (hopane-6α,22-diol) | unknown/unidentified fatty acid(s) | methyl placodiolic 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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