LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 15096

Schismatomma spieri Aptroot & Sparrius

Characters[*]:Character States[*]:
global occurrence: Americas – South and Central America
substrate: bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – endosubstratal, inconspicuous, immersed | crustose (crustaceous) – episubstratal – unspecified
thallus: continuous, diffuse, effuse
[th] upper surface: white(ish) | brown(ish) yellow (ochraceous, ochre) | red(dish) white (pink)
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane
[th] morphol substructures (eg lobes, branches): isotomic-dichotomous | anisotomic-dichotomous
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (median) 1.0
ascoma: sessile, superficial
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: white(ish) | red(dish) white (pink)
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: black(ish) | black(ish) brown
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid cells width [µm]: (min) 1.0
[ascm] epihymenium, epithecium: brown(ish) yellow (ochraceous, ochre) | red(dish) brown (pale: orange brown)
asci: fissitunicate – bitunicate
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): present
ascospores: (median) 8.0
[asp] shape: fusiform
[asp] length [µm]: (low) 30.0 (high) 37.0 (max) 39.0
[asp] width [µm]: (min) 3.0 (low) 5.0 (high) 6.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (min) 2.0(median) 3.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: thin, thinly halonate
conidiomata: absent | present
[co] length [µm]: (low) 10.0 (high) 17.0
secondary metabolites: present
secondary metabolites: erythrin | gyrophoric acid
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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