LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 648

Bryonora curvescens (Mudd) Poelt

Characters[*]:Character States[*]:
global occurrence: Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico) | Arctic
substrate: bryophytes – mosses, liverworts
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – endosubstratal, inconspicuous, immersed | crustose (crustaceous) – episubstratal – unspecified
thallus: continuous, diffuse, effuse | granular, granulose, granulate
[th] upper surface: black(ish) brown | grey(ish) brown
[th marginal and upper surface] specific structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 0.5 (high) 1.0
ascoma: sessile, superficial
[ascm, if apoth] disc, mazaedium: concave | plane, flat, flattened, expanded | convex
[ascm, if apoth] disc, mazaedium: brown(ish) (if pale: fawn, tan; if mid: cinnamon) | black(ish) brown
[ascm, if apoth] disc, mazaedium: pruinose
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: grey(ish) | red(dish) brown (if pale: orange brown)
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid apical cells width [µm]: (median) 4.0
[ascm] epihymenium, epithecium: brown(ish) (if pale: fawn, tan; if mid: cinnamon) | red(dish) brown (pale: orange brown)
asci: lecanoralean
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): present
[asc] tholus amyloidity pattern: amyloid with widening axial body towards the apex (= Lecanora-, Parmelia-, Rinodina-types etc)
ascospores: (median) 8.0
[asp] shape: ellipsoidal | cylindrical | clavate
[asp] length [µm]: (min) 18.0 (low) 24.0 (high) 35.0 (max) 41.0
[asp] width [µm]: (low) 5.0 (high) 6.5 (max) 8.0
[asp] septa: absent – spore lumen unilocular, monolocular | present
[asp] septa: transversely septate
[asp] transversal septa: (low) 0.0 (high) 4.0 (max) 6.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
conidiomata: absent | present
conidia: bacilliform, bacillar
secondary metabolites: absent
host organism:
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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