LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 7629

Arthonia diploiciae Calat. & Diederich

Characters[*]:Character States[*]:
global occurrence: Africa (incl Madagascar) | Eurasia – Europe | Americas – North America (incl Mexico)
substrate: lichens, lichenized fungi
life habit: lichenicolous (in/on lichens)
[th marginal and upper surface] specific structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 0.07 (high) 0.13
ascoma: sessile, superficial
[ascm, if apoth] disc, mazaedium: convex
[ascm, if apoth] disc, mazaedium: black(ish)
[ascm, if apoth] margin excipular photobionts: absent
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid apical cells width [µm]: (low) 4.0 (high) 5.0
[ascm] epihymenium, epithecium: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
asci: fissitunicate – bitunicate
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): absent | present
[asc] tholus amyloidity pattern: with amyloid tube, ring (= Collema-, Micarea-, Porpidia-, Psora-types etc)
ascospores: (median) 4.0
[asp] shape: obovoid, obovate
[asp] length [µm]: (low) 8.0 (high) 13.0
[asp] width [µm]: (low) 3.5 (high) 5.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 1.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
secondary metabolites: absent
host organism:
primary photobiont: absent

[*] 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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