LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 5410

Ramalina siliquosa (Huds.) A. L. Sm.

Characters[*]:Character States[*]:
global occurrence: Eurasia – Asia Extratropical | Eurasia – Europe | Arctic
substrate: rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified
life habit: lichenized (mutualistic with algal photobionts)
thallus: fruticose (fruticous), shrub-like, beard-like
thallus: continuous, diffuse, effuse
[th] upper surface: grey(ish) green | yellow(ish) green
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 2.0 (high) 9.0
[th] morphol substructures (eg areoles, squamules): contiguous, coherent (throughout the thallus)
[th] morphol substructures (eg areoles, lobes, branches) upper surface: rugose, plicate, folded, pustulate, faveolate, wrinkled
[th] morphol substructures (eg lobes, branches): isotomic-dichotomous | irregular
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma: subpedicellate, substipitate, subpedunculate, substalked | pedicellate, stipitate, pedunculate, stalked
[ascm, if apoth] disc, mazaedium: concave | plane, flat, flattened, expanded
[ascm, if apoth] disc, mazaedium: yellow(ish) (if dull: buff) | white(ish) brown (beige)
[ascm, if apoth] disc, mazaedium: epruinose
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: grey(ish) green | yellow(ish) green
[ascm, if apoth] margin excipular photobionts: present | abundant
[ascm] paraphyses/-oids: present
[ascm] epihymenium, epithecium: brown(ish) yellow (ochraceous, ochre)
asci: lecanoralean
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): present
[asc] tholus amyloidity pattern: amyloid with acuate axial body towards the apex (= Bacidia-, Buellia-, Ramalina-types etc)
ascospores: (median) 8.0
[asp] shape: broadly ellipsoidal | fabiform, reniform
[asp] length [µm]: (low) 11.0 (high) 20.0
[asp] width [µm]: (low) 5.0 (high) 6.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 1.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
conidiomata: absent | present
conidia: bacilliform, bacillar
secondary metabolites: absent | present
secondary metabolites: hypoprotocetraric acid | protocetraric acid | salazinic acid | usnic acid
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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