
LIAS light – Item Descriptions
LIASlight ItemID: 15430
Polyblastia schaereriana (A. Massal.) Müll. Arg.
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Eurasia – Europe | Americas – North America (incl Mexico) | Arctic |
substrate: | rock, stones, pebbles – unspecified |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – episubstratal – unspecified |
thallus: | continuous, diffuse, effuse | compartimentized – areolate, squamulate |
[th marginal and upper surface] specific structures: | absent | 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) 0.1 (high) 0.3 |
[th] morphol substructures (eg areoles, lobes, branches) upper surface: | verrucose, warted |
ascomata: | absent | present |
ascoma: | perithecial, perithecioid – hymenial |
ascoma [mm]: | (min) 0.45 (low) 0.7 (high) 1.2 |
ascoma: | subsessile, subimmersed, adnate, semi-immersed, emergent |
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: | black(ish) |
[ascm] paraphyses/-oids: | absent |
asci: | fissitunicate – verrucarialean |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | absent |
[asp] length [µm]: | (min) 50.0 (low) 53.0 (high) 73.0 (max) 76.0 |
[asp] width [µm]: | (min) 29.0 (low) 31.0 (high) 43.0 (max) 47.0 |
[asp] septa: | present |
[asp] septa: | muriformly septate – muriform, submuriform |
[asp] pigmentation: | medium brown, brownish | dark brown |
[asp] perispore, epispore: | not apparent |
secondary metabolites: | absent |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | present |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |