LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 6573

Usnea pacificana P. Halonen

Characters[*]:Character States[*]:
global occurrence: Americas – North America (incl Mexico)
substrate: bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts)
thallus: fruticose (fruticous), shrub-like, beard-like
thallus: continuous, diffuse, effuse
[th] upper surface: 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: present
[th upper surface] soredia, soralia, soralioid structures: present
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (median) 1.5 (max) 2.5
[th] morphol substructures (eg areoles, lobes, branches) upper surface: verruculose, minutely warted | rugose, plicate, folded, pustulate, faveolate, wrinkled
ascomata: absent
secondary metabolites: present
secondary metabolites: 4-O-demethylbarbatic acid | baeomycesic acid | barbatic acid | squamatic 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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