
LIAS light – Item Descriptions
LIASlight ItemID: 8207
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Africa (incl Madagascar) | Oceania – Australasia | Americas – South and Central America |
substrate: | rock, stones, pebbles – unspecified |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – episubstratal – unspecified |
thallus: | granular, granulose, granulate | cracked, fissured, fractured, rimose | compartimentized – areolate, squamulate |
[th] upper surface: | yellow(ish) (if dull: buff) | yellow(ish) brown |
[th upper surface]: | epruinose |
[th marginal and upper surface] specific structures: | absent |
[th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane | granulose, granular | verrucose, warted |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (min) 0.25 (low) 0.5 (high) 1.5 |
ascoma: | subsessile, subimmersed, adnate, semi-immersed, emergent |
[ascm] paraphyses/-oids: | present |
asci: | lecanoralean |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | present |
[asc] tholus amyloidity pattern: | with amyloid cap (= Icmadophila-, Lecidea-, Pertusaria-types etc) |
ascospores: | (min) 6.0(median) 8.0 |
[asp] shape: | ellipsoidal |
[asp] length [µm]: | (min) 50.0 (low) 60.0 (high) 80.0 (max) 90.0 |
[asp] width [µm]: | (min) 30.0 (low) 35.0 (high) 47.0 |
[asp] septa: | absent – spore lumen unilocular, monolocular |
[asp] pigmentation: | hyaline, colourless | medium brown, brownish | grey, greyish |
[asp] perispore, epispore: | not apparent |
secondary metabolites: | present |
secondary metabolites: | 4,5-dichloronorlichexanthone | 6-O-methylarthothelin | arthothelin | norstictic acid | unknown/unidentified compound(s) |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |