![LiasLight](/Pictures/LiasLight_small.gif)
LIAS light – Item Descriptions
LIASlight ItemID: 14041
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Eurasia – Europe |
substrate: | bryophytes – mosses, liverworts |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – endosubstratal, inconspicuous, immersed | crustose (crustaceous) – episubstratal – unspecified |
thallus: | granular, granulose, granulate |
[th] upper surface: | green(ish) grey |
[th marginal and upper surface] specific structures: | absent |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (low) 0.1 (high) 0.3 |
[ascm, if apoth] disc, mazaedium: | convex | distinctly convex | strongly convex, hemispherical, (sub-)globose |
[ascm, if apoth] disc, mazaedium: | yellow(ish) (if dull: buff) | green(ish) brown (olive brown) |
[ascm, if apoth] disc, mazaedium: | pruinose |
[ascm, if apoth] disc, mazaedium pruina: | scarce, sparse, fine | dense |
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
[ascm] paraphyses/-oids: | present |
[ascm] paraphyses/-oid apical cells width [µm]: | (low) 5.0 (high) 6.0 |
[ascm] epihymenium, epithecium: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
asci: | lecanoralean |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | present |
[asc] tholus amyloidity pattern: | amyloid with acuate axial body towards the apex (= Bacidia-, Buellia-, Ramalina-types etc) |
ascospores: | (median) 8.0 |
[asp] length [µm]: | (low) 15.0 (high) 19.0 |
[asp] width [µm]: | (low) 2.0 (high) 5.0 |
[asp] septa: | absent – spore lumen unilocular, monolocular | present |
[asp] septa: | transversely septate |
[asp] transversal septa: | (median) 1.0 |
[asp] pigmentation: | hyaline, colourless |
[asp] perispore, epispore: | not apparent |
secondary metabolites: | absent |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |