LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 2317

Heterodermia namaquana Brusse

Characters[*]:Character States[*]:
global occurrence: Africa (incl Madagascar) | Americas – North America (incl Mexico)
substrate: bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts)
thallus: foliose (foliaceous), leaf-like | subfruticose (subfruticous), fruticulose, dactyliform
[th] upper surface: white(ish) grey
[th upper surface]: epruinose | pruinose
[th marginal and upper surface] specific structures: present
[th margin] cilia, cilioid structures: present
[th upper surface] isidia, isidioid structures: absent
[th upper surface] soredia, soralia, soralioid structures: present
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (min) 3.0
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane
[th] lower surface: white(ish)
[th lower surface] specific structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (min) 3.0
ascoma: subpedicellate, substipitate, subpedunculate, substalked
[ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded
[ascm, if apoth] disc, mazaedium: black(ish)
[ascm, if apoth] disc, mazaedium: epruinose | pruinose
[ascm] paraphyses/-oids: present
asci: lecanoralean
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): present
[asc] tholus amyloidity pattern: amyloid with widening axial body towards the apex (= Lecanora-, Parmelia-, Rinodina-types etc)
ascospores: (median) 8.0
[asp] shape: ellipsoidal
[asp] length [µm]: (min) 15.0 (low) 15.5 (high) 18.0 (max) 19.5
[asp] width [µm]: (min) 6.5 (low) 7.0 (high) 8.5 (max) 9.5
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 1.0
[asp] pigmentation: medium brown, brownish
[asp] perispore, epispore: not apparent
conidiomata: absent | present
conidia: cylindrical
[co] length [µm]: (low) 4.0 (high) 5.0
secondary metabolites: present
secondary metabolites: atranorin | chloroatranorin | zeorin (hopane-6α,22-diol)
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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