![LiasLight](/Pictures/LiasLight_small.gif)
LIAS light – Item Descriptions
LIASlight ItemID: 9382
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Americas – South and Central America | Antarctic – Southern Subpolar Islands, Subantarctic Islands |
substrate: | rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – episubstratal – unspecified |
thallus: | compartimentized – areolate, squamulate |
[th] upper surface: | grey(ish) | yellow(ish) white (ivory, off-white, cream-coloured) |
[th upper surface]: | epruinose |
[th marginal and upper surface] specific structures: | present |
[th margin] cilia, cilioid structures: | absent |
[th upper surface] isidia, isidioid structures: | absent |
[th upper surface] soredia, soralia, soralioid structures: | absent |
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 0.5 (high) 1.0 |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (min) 0.8 (low) 1.0 (high) 1.2 (max) 1.4 |
ascoma: | immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent |
[ascm, if apoth] disc, mazaedium: | pruinose |
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
[ascm] paraphyses/-oids: | present |
[ascm] paraphyses/-oid cells width [µm]: | (low) 1.0 (high) 1.5 |
[ascm] epihymenium, epithecium: | yellow(ish) brown |
asci: | lecanoralean |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | present |
[asc] tholus amyloidity pattern: | with amyloid cap (= Icmadophila-, Lecidea-, Pertusaria-types etc) |
ascospores: | (median) 1.0 |
[asp] length [µm]: | (min) 127.0 (low) 157.5(median) 193.5 (high) 230.0 (max) 247.0 |
[asp] width [µm]: | (min) 36.0 (low) 49.0(median) 70.0 (high) 91.0 (max) 105.0 |
[asp] septa: | absent – spore lumen unilocular, monolocular |
[asp] pigmentation: | hyaline, colourless |
[asp] perispore, epispore: | not apparent |
secondary metabolites: | present |
secondary metabolites: | confumarprotocetraric acid | fumarprotocetraric acid | protocetraric acid | virensic acid |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | present |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |