LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 4375

Peltigera britannica (Gyeln.) Holt. -Hartw. & Tønsberg

Characters[*]:Character States[*]:
global occurrence: Eurasia – Europe | Americas – North America (incl Mexico) | Arctic
substrate: soil, clay, humus, turf, detritus, dead leaves | bryophytes – mosses, liverworts | bark, cork, plant surface – trunks, branches, twigs | rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified
life habit: lichenized (mutualistic with algal photobionts)
thallus: foliose (foliaceous), leaf-like
thallus: continuous, diffuse, effuse
[th] upper surface: green(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | grey(ish) green
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: 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) 20.0 (high) 40.0
[th] morphol substructures (eg areoles, squamules): distantly discontiguous
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane
[th] morphol substructures (eg lobes, branches): irregular
[th] lower surface: black(ish) | black(ish) grey | brown(ish) grey | white(ish) grey
[th lower surface] specific structures: present
[th lower surface] rhizines, rhizoid structures: present
[th lower surface] rhizines, rhizinoid structures: squarrosely branched, squarrose
ascomata: absent
secondary metabolites: present
secondary metabolites: gyrophoric acid | methyl gyrophorate | phlebic acid A (28-acetoxy-22-hydroxyhopane-23-oic acid) | phlebic acid B (22-hydroxyhopane-23-oic acid) | tenuiorin | unknown/unidentified (tri-)terpenoid(s), (tri-)terpene(s)
primary photobiont: present
secondary photobionts (eg in cephalodia): present
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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