LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 1287

Cetrelia alaskana (W. L. Culb. & C. F. Culb.) W. L. Culb. & C. F. Culb.

Characters[*]:Character States[*]:
global occurrence: Americas – North America (incl Mexico) | Arctic
substrate: soil, clay, humus, turf, detritus, dead leaves
life habit: lichenized (mutualistic with algal photobionts)
thallus: foliose (foliaceous), leaf-like
[th] upper surface: grey(ish) | green(ish) grey
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 7.0 (high) 20.0
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane | pseudocyphellate, with pseudocyphellae
[th] lower surface: black(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[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: bifusiform
[co] length [µm]: (low) 5.0 (high) 6.0
secondary metabolites: present
secondary metabolites: atranorin | imbricaric 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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