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LIAS light – Item Descriptions
LIASlight ItemID: 12285
Involucropyrenium waltheri (Kremp.) Breuss
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico) |
substrate: | soil, clay, humus, turf, detritus, dead leaves |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – episubstratal – unspecified | squamulose (squamulous) |
[th] upper surface: | grey(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
[th upper surface]: | epruinose |
[th marginal and upper surface] specific structures: | absent |
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (min) 1.5 |
[th lower surface] specific structures: | present |
[th lower surface] rhizines, rhizoid structures: | present |
ascomata: | absent | present |
ascoma: | perithecial, perithecioid – hymenial |
ascoma: | sessile, superficial |
[ascm] paraphyses/-oids: | absent |
asci: | fissitunicate – verrucarialean |
[asc] tholus: | not thickened | thickened |
[asc] tholus amyloidity (iodine reaction): | absent |
ascospores: | (median) 8.0 |
[asp] shape: | ellipsoidal |
[asp] length [µm]: | (min) 15.0 (low) 17.0 (high) 21.0 (max) 23.0 |
[asp] width [µm]: | (min) 7.5 (low) 8.0 (high) 10.0 (max) 11.0 |
[asp] septa: | absent – spore lumen unilocular, monolocular |
[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 |