LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 3904

Nephroma expallidum (Nyl.) Nyl.

Characters[*]:Character States[*]:
global occurrence: Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico) | Arctic
substrate: soil, clay, humus, turf, detritus, dead leaves | bryophytes – mosses, liverworts
life habit: lichenized (mutualistic with algal photobionts)
thallus: foliose (foliaceous), leaf-like
[th] upper surface: brown(ish) green (olivaceous, olive green) | green(ish) brown (olive brown)
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (min) 18.0
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane | rugose, plicate, folded, pustulate, faveolate, wrinkled | uneven, undulate
[th] lower surface: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[th lower surface] specific structures: absent | present
[th lower surface] rhizines, rhizoid structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (min) 15.0
ascoma: sessile, superficial
[ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded
[ascm, if apoth] disc, mazaedium: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[ascm, if apoth] disc, mazaedium: epruinose
[ascm] paraphyses/-oids: present
asci: lecanoralean
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): absent
ascospores: (median) 8.0
[asp] length [µm]: (low) 17.0 (high) 21.0
[asp] width [µm]: (low) 5.0 (high) 6.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 3.0
[asp] pigmentation: pale brown
[asp] perispore, epispore: not apparent
conidiomata: absent | present
conidia: bacilliform, bacillar
[co] length [µm]: (low) 3.0 (high) 4.0
secondary metabolites: present
secondary metabolites: 15α-acetoxyhopane-22-ol (dolichorrhizin) | hopane-15α,22-diol | zeorin (hopane-6α,22-diol) | unknown/unidentified compound(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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