LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 3774

Microcalicium ahlneri Tibell

Characters[*]:Character States[*]:
global occurrence: Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico)
substrate: lichens, lichenized fungi | wood – dead, living
life habit: saprobic (on decaying organic substrate) | algicolous (parasitic on eukaryotic algae)
thallus: crustose (crustaceous) – endosubstratal, inconspicuous, immersed
[th marginal and upper surface] specific structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – mazaedial
ascoma [mm]: (low) 0.1 (high) 0.3
ascoma: pedicellate, stipitate, pedunculate, stalked
[ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded
[ascm, if apoth] disc, mazaedium: green(ish) black | blue(ish) green (turquoise)
[ascm, if apoth] disc, mazaedium: epruinose
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: black(ish)
[ascm, if apoth] margin excipular photobionts: absent
[ascm] paraphyses/-oids: present
asci: prototunicate
[asc] tholus: not thickened
[asc] tholus amyloidity (iodine reaction): absent
ascospores: (median) 8.0
[asp] shape: broadly ellipsoidal | ellipsoidal
[asp] length [µm]: (low) 5.0 (high) 7.0
[asp] width [µm]: (low) 2.0 (high) 2.8
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 1.0
[asp] pigmentation: green, greenish
[asp] perispore, epispore: ornamented, rough, warted, striate, cracked
secondary metabolites: absent | present
secondary metabolites: unknown/unidentified pigment(s)
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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