LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 6800

Vestergrenopsis elaeina (Wahlenb. ex Ach.) Gyeln.

Characters[*]:Character States[*]:
global occurrence: Eurasia – Europe | Americas – North America (incl Mexico) | Arctic
substrate: rock, stones, pebbles – unspecified
life habit: lichenized (mutualistic with algal photobionts)
thallus: placodioid-crustose, placodioid-foliose
thallus: continuous, diffuse, effuse
[th] upper surface: green(ish) brown (olive brown)
[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) 0.2 (high) 0.4 (max) 0.8
[th] morphol substructures (eg areoles, squamules): contiguous, coherent (throughout the thallus)
[th] morphol substructures (eg areoles, lobes, branches) upper surface: verruculose, minutely warted | rugose, plicate, folded, pustulate, faveolate, wrinkled
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (min) 0.8
[ascm, if apoth] disc, mazaedium: black(ish) brown
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: yellow(ish) brown
[ascm] paraphyses/-oids: present
[ascm] epihymenium, epithecium: red(dish) brown (pale: orange brown)
asci: lecanoralean
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): absent
ascospores: (min) 8.0 (low) 12.0 (high) 16.0
[asp] shape: clavate
[asp] length [µm]: (low) 7.0 (high) 10.0
[asp] width [µm]: (low) 4.0 (high) 6.0
[asp] septa: absent – spore lumen unilocular, monolocular
[asp] pigmentation: hyaline, colourless
secondary metabolites: absent
primary photobiont: present
secondary photobionts (eg in cephalodia): absent
primary photobiont: cyanobacterial

[*] 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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