LIAS light – Item Descriptions

LIASlight ItemID: 3043

Mycobilimbia berengeriana (A. Massal.) Hafellner & V. Wirth

Characters[*]:Character States[*]:
global occurrence: Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico) | Arctic
substrate: soil, clay, humus, turf, detritus, dead leaves | bryophytes – mosses, liverworts
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
thallus: continuous, diffuse, effuse | granular, granulose, granulate
[th] upper surface: grey(ish) | white(ish) | green(ish) grey | white(ish) grey
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (min) 0.04 (low) 0.1 (high) 0.3 (max) 0.5
[th] morphol substructures (eg areoles, squamules): contiguous, coherent (throughout the thallus)
[th] morphol substructures (eg areoles, lobes, branches) upper surface: granulose, granular | verrucose, warted
[th] medulla amyloidity: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 0.3 (high) 0.9 (max) 1.5
[ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded | subconvex, slightly convex | convex | strongly convex, hemispherical, (sub-)globose
[ascm, if apoth] disc, mazaedium: black(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | black(ish) brown
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: red(dish) brown (if pale: orange brown)
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: red(dish) brown (if pale: orange brown)
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid cells width [µm]: (low) 1.5 (high) 2.0 (max) 3.0
[ascm] paraphyses/-oid apical cells width [µm]: (low) 4.0 (high) 5.0 (max) 6.0
[ascm] epihymenium, epithecium: yellow(ish) brown
asci: lecanoralean
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): present
[asc] tholus amyloidity pattern: with amyloid tube, ring (= Collema-, Micarea-, Porpidia-, Psora-types etc)
ascospores: (median) 8.0
[asp] shape: ellipsoidal | elongate-fusiform, ellipsoidal-fusiform
[asp] length [µm]: (min) 7.5 (low) 11.0 (high) 16.0 (max) 19.0
[asp] width [µm]: (min) 3.0 (low) 4.0 (high) 5.0 (max) 6.0
[asp] septa: absent – spore lumen unilocular, monolocular
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: ornamented, rough, warted, striate, cracked
secondary metabolites: absent
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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