LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 7290

Calicium montanum Tibell

Characters[*]:Character States[*]:
global occurrence: Africa (incl Madagascar) | Eurasia – Europe | Americas – North America (incl Mexico)
substrate: wood – dead, living
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
thallus: granular, granulose, granulate | compartimentized – areolate, squamulate
[th] upper surface: grey(ish) | green(ish) | green(ish) grey | grey(ish) green
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, squamules): contiguous, coherent (throughout the thallus) | discontiguous, dispersed (throughout the thallus)
[th] morphol substructures (eg areoles, lobes, branches) upper surface: granulose, granular | verruculose, minutely warted | verrucose, warted
ascomata: absent | present
ascoma: apothecial, apothecioid – mazaedial
ascoma [mm]: (low) 0.19 (high) 0.31
ascoma: pedicellate, stipitate, pedunculate, stalked
[ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded
[ascm, if apoth] disc, mazaedium: black(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[ascm, if apoth] disc, mazaedium: epruinose
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: black(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | white(ish)
[ascm, if apoth] margin excipular photobionts: absent
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[ascm] epihymenium, epithecium
asci: prototunicate
[asc] tholus: not thickened
[asc] tholus amyloidity (iodine reaction): absent
[asp] shape: ellipsoidal
[asp] length [µm]: (low) 10.0 (high) 11.5
[asp] width [µm]: (low) 5.0 (high) 6.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 1.0
[asp] pigmentation: medium brown, brownish | dark brown
[asp] perispore, epispore: not apparent | ornamented, rough, warted, striate, cracked
secondary metabolites: present
secondary metabolites: 2-O-methyldivaricatic acid | divaricatic acid
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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