LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 12629

Physcia caesiopsis Elix

Characters[*]:Character States[*]:
global occurrence: Oceania – Australasia
substrate: rock, stones, pebbles – unspecified
life habit: lichenized (mutualistic with algal photobionts)
thallus: foliose (foliaceous), leaf-like
[th] upper surface: grey(ish) | brown(ish) grey | white(ish) grey
[th upper surface]: epruinose | pruinose
[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: present
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 0.5 (high) 2.5
[th] morphol substructures (eg areoles, lobes, branches) upper surface: maculate
[th] lower surface: grey(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | yellow(ish) white (ivory, off-white, cream-coloured)
[th lower surface] specific structures: present
[th lower surface] rhizines, rhizoid structures: present
[th lower surface] rhizines, rhizinoid structures: unbranched, simple
ascomata: absent
conidiomata: absent | present
conidia: bacilliform, bacillar
[co] length [µm]: (low) 4.0 (high) 5.0
secondary metabolites: present
secondary metabolites: 20α-acetoxyhopane-6α,22-diol (20α-acetoxyzeorin) | atranorin | zeorin (hopane-6α,22-diol) | 6α-acetoxyhopane-20a,22-diol | hopane-6α,20α,22-triol
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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