LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 408

Aspicilia melanaspis (Ach.) Poelt & Leuckert

Characters[*]:Character States[*]:
global occurrence: Oceania – Australasia | Eurasia – Europe | Americas – North America (incl Mexico)
substrate: rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified
life habit: lichenized (mutualistic with algal photobionts)
thallus: placodioid-crustose, placodioid-foliose
[th] upper surface: grey(ish) | green(ish) | blue(ish) grey | white(ish) grey | brown(ish) green (olivaceous, olive green)
[th upper surface]: epruinose | pruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 0.4 (high) 0.8 (max) 1.0
[th] lower surface: grey(ish)
[th lower surface] specific structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 0.5 (high) 1.5 (max) 1.8
ascoma: sessile, superficial
[ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded | subconvex, slightly convex | convex
[ascm, if apoth] disc, mazaedium: brown(ish) black | black(ish) brown | red(dish) brown (if pale: orange brown)
[ascm, if apoth] disc, mazaedium: epruinose
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: hyaline, colourless
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid apical cells width [µm]: (min) 3.0
[ascm] epihymenium, epithecium: yellow(ish) brown | red(dish) brown (pale: orange brown)
asci: lecanoralean
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): absent
ascospores: (low) 4.0 (high) 8.0
[asp] shape: subglobose, subspherical | broadly ellipsoidal
[asp] length [µm]: (min) 10.0 (low) 13.5 (high) 18.5
[asp] width [µm]: (min) 6.0 (low) 8.0 (high) 10.0 (max) 13.0
[asp] septa: absent – spore lumen unilocular, monolocular
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
conidiomata: absent | present
conidia: bacilliform, bacillar
[co] length [µm]: (low) 4.5 (high) 6.0
secondary metabolites: absent | present
secondary metabolites: norstictic acid | unknown/unidentified compound(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.


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