LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 334

Arthopyrenia subcerasi (Vain.) Zahlbr.

Characters[*]:Character States[*]:
global occurrence: Africa (incl Madagascar) | Eurasia – Europe
substrate: bark, cork, plant surface – trunks, branches, twigs
life habit: saprobic (on decaying organic substrate)
thallus: crustose (crustaceous) – endosubstratal, inconspicuous, immersed
[th marginal and upper surface] specific structures: absent
ascomata: absent | present
ascoma: perithecial, perithecioid – hymenial
ascoma [mm]: (low) 0.2 (high) 0.26
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid cells width [µm]: (low) 1.5 (high) 2.5
asci: fissitunicate – bitunicate
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): absent
ascospores: (median) 8.0
[asp] length [µm]: (low) 22.0 (high) 31.0
[asp] width [µm]: (low) 7.0 (high) 9.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 3.0
[asp] pigmentation: hyaline, colourless | pale brown | medium brown, brownish
[asp] perispore, epispore: not apparent | ornamented, rough, warted, striate, cracked
conidiomata: absent | present
conidia: bacilliform, bacillar
[co] length [µm]: (low) 4.0 (high) 5.0
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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