LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 2713

Lecanora dissoluta Nyl.

Characters[*]:Character States[*]:
global occurrence: Oceania – Australasia | Oceania – Pacific Islands (Melanesia, Micronesia, Polynesia)
substrate: bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts)
thallus: leprose, leprarioid, powdery, byssoid | crustose (crustaceous) – episubstratal – unspecified
thallus: granular, granulose, granulate
[th] upper surface: white(ish)
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) upper surface: granulose, granular
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (min) 1.5
[ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: hyaline, colourless
[ascm] paraphyses/-oids: present
[ascm] epihymenium, epithecium: yellow(ish) (if dull: buff)
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: elongate-fusiform, ellipsoidal-fusiform
[asp] length [µm]: (low) 14.0 (high) 18.0
[asp] width [µm]: (low) 6.0 (high) 7.0
[asp] septa: absent – spore lumen unilocular, monolocular
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
secondary metabolites: present
secondary metabolites: 22-hydroxyhopane-6-one (zeorinone) | atranorin | zeorin (hopane-6α,22-diol) | unknown/unidentified (tri-)terpenoid(s), (tri-)terpene(s) | unknown/unidentified pigment(s)
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.


© 2001–2024 by Botanische Staatssammlung München
Impressum · Disclaimer · Webmaster