LIAS light – Item Descriptions
LIASlight ItemID: 3555
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Eurasia – Europe | Americas – North America (incl Mexico) |
| substrate: | rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified |
| life habit: | lichenized (mutualistic with algal photobionts) | lichenicolous (in/on lichens) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified |
| thallus: | compartimentized – areolate, squamulate |
| [th] upper surface: | black(ish) |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 0.1 (high) 0.4 |
| [th] morphol substructures (eg areoles, squamules): | contiguous, coherent (throughout the thallus) | discontiguous, dispersed (throughout the thallus) |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial | perithecial, perithecioid – hymenial |
| ascoma [mm]: | (min) 0.2 |
| ascoma: | sessile, superficial | subpedicellate, substipitate, subpedunculate, substalked |
| [ascm, if apoth] disc, mazaedium: | concave |
| asci: | fissitunicate – bitunicate |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | absent |
| ascospores: | (median) 8.0 |
| [asp] shape: | ellipsoidal |
| [asp] length [µm]: | (low) 11.0 (high) 13.5 (max) 14.5 |
| [asp] width [µm]: | (low) 5.5 (high) 7.0 (max) 7.5 |
| [asp] septa: | present |
| [asp] septa: | transversely septate |
| [asp] transversal septa: | (min) 1.0 (low) 2.0 (high) 3.0 |
| [asp] perispore, epispore: | ornamented, rough, warted, striate, cracked |
| conidiomata: | absent | present |
| conidia: | subglobose, subspherical |
| [co] length [µm]: | (low) 10.0 (high) 15.0 (max) 22.0 |
| primary photobiont: | absent | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | cyanobacterial | chlorophytaceous – trebouxiaceous, chlorococcoid |