LIAS light – Item Descriptions
LIASlight ItemID: 1989
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Americas – North America (incl Mexico) |
| substrate: | 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) | green(ish) |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (min) 0.1 (low) 0.13 (high) 0.26 |
| [th] morphol substructures (eg lobes, branches): | filamentous-dichotomous |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (min) 0.4 |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
| [ascm] paraphyses/-oids: | absent |
| [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) |
| ascospores: | (median) 8.0 |
| [asp] shape: | oval |
| [asp] length [µm]: | (low) 12.0 (high) 16.5 |
| [asp] width [µm]: | (low) 5.5 (high) 7.0 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent |
| conidiomata: | absent | present |
| conidia: | cylindrical |
| [co] length [µm]: | (low) 2.5 (high) 4.0 |
| secondary metabolites: | absent |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | cyanobacterial |