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LIAS light – Item Descriptions
LIASlight ItemID: 3216
Lecidea polytrichinella Hertel, W. Obermayer & Poelt
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Eurasia – Europe | Arctic |
substrate: | bryophytes – mosses, liverworts |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – endosubstratal, inconspicuous, immersed | crustose (crustaceous) – episubstratal – unspecified |
thallus: | compartimentized – areolate, squamulate |
[th] upper surface: | white(ish) |
[th upper surface]: | epruinose |
[th marginal and upper surface] specific structures: | absent |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (low) 0.1 (high) 0.3 |
ascoma: | sessile, superficial |
[ascm, if apoth] disc, mazaedium: | subconvex, slightly convex | convex | distinctly convex | strongly convex, hemispherical, (sub-)globose |
[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] subhymenial layers, hypothecium; [if perith] basal excipulum: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
[ascm] paraphyses/-oids: | present |
[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 widening axial body towards the apex (= Lecanora-, Parmelia-, Rinodina-types etc) |
ascospores: | (median) 8.0 |
[asp] shape: | ellipsoidal |
[asp] length [µm]: | (low) 6.0 (high) 7.5 (max) 8.0 |
[asp] width [µm]: | (low) 2.5 (high) 3.5 |
[asp] septa: | absent – spore lumen unilocular, monolocular |
[asp] pigmentation: | hyaline, colourless |
[asp] perispore, epispore: | not apparent |
secondary metabolites: | present |
secondary metabolites: | alectorialic acid | barbatolic acid |
host organism: | |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |