LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 9284

Usnea effusa G. N. Stevens

Characters[*]:Character States[*]:
global occurrence: Oceania – Australasia
substrate: bark, cork, plant surface – trunks, branches, twigs | 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: green(ish) | 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: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 0.5 (high) 0.8
[th] morphol substructures (eg areoles, lobes, branches) upper surface: cracked, fissured, fractured, rimulose, subrimose | uneven, undulate | pseudocyphellate, with pseudocyphellae
ascomata: absent
secondary metabolites: present
secondary metabolites: constictic acid | cryptostictic acid | menegazziaic acid | norstictic acid | stictic 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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