LIAS light – Item Descriptions
LIASlight ItemID: 7684
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Africa (incl Madagascar) |
| substrate: | rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | filamentose (filamentous), pannose | fruticose (fruticous), shrub-like, beard-like |
| [th] upper surface: | black(ish) |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 0.08 (high) 0.1 |
| [th] morphol substructures (eg lobes, branches): | irregular |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: | black(ish) |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
| [ascm] epihymenium, epithecium: | hyaline, colourless |
| asci: | prototunicate |
| [asc] tholus: | not thickened |
| [asc] tholus amyloidity (iodine reaction): | present |
| [asc] tholus amyloidity pattern: | entirely amyloid (= Catillaria-, Teloschistes-types etc) |
| [asp] shape: | globose, spherical | subglobose, subspherical |
| conidiomata: | absent | present |
| conidia: | cylindrical |
| [co] length [µm]: | (median) 1.0 |
| secondary metabolites: | absent |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | cyanobacterial |