LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 14386

Opegrapha viridistellata Sérus., Lücking & Sparrius

Characters[*]:Character States[*]:
global occurrence: Africa (incl Madagascar) | Oceania – Australasia | Oceania – Pacific Islands (Melanesia, Micronesia, Polynesia) | Eurasia – Asia Tropical
substrate: leaves, fronds, needles – living
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
[th] upper surface: grey(ish) green | yellow(ish) green
[th marginal and upper surface] specific structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 0.1 (high) 0.3
ascoma: immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent
[ascm, if apoth] disc, mazaedium: brown(ish) black
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: black(ish) | grey(ish)
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: black(ish) | hyaline, colourless
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid cells width [µm]: (low) 1.0 (high) 2.0
[ascm] paraphyses/-oid apical cells width [µm]: (low) 2.0 (high) 3.0
[ascm] epihymenium, epithecium: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
asci: fissitunicate – bitunicate
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): present
[asc] tholus amyloidity pattern: with amyloid tube, ring (= Collema-, Micarea-, Porpidia-, Psora-types etc)
ascospores: (median) 8.0
[asp] shape: clavate | fusiform
[asp] length [µm]: (min) 14.0 (low) 15.0 (high) 19.0 (max) 23.0
[asp] width [µm]: (low) 4.0 (high) 5.0 (max) 7.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (min) 3.0(median) 4.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: thick, distincly halonate
conidiomata: absent | present
conidia: filiform, vermiform | bacilliform, bacillar
[co] length [µm]: (low) 2.0 (high) 17.0
secondary metabolites: absent
primary photobiont: present
secondary photobionts (eg in cephalodia): absent
primary photobiont: chlorophytaceous – trentepohliaceous, trentepohlioid

[*] 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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