LIAS light – Item Descriptions
LIASlight ItemID: 13496
Pseudopyrenula cryptotheca Komposch, Aptroot & Hafellner
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Americas – South and Central America |
| substrate: | bark, cork, plant surface – trunks, branches, twigs |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – endosubstratal, inconspicuous, immersed |
| thallus: | continuous, diffuse, effuse |
| [th] upper surface: | yellow(ish) (if dull: buff) |
| [th marginal and upper surface] specific structures: | absent |
| ascomata: | absent | present |
| ascoma: | perithecial, perithecioid – hymenial |
| ascoma: | immersed, innate |
| [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] paraphyses/-oids: | present |
| asci: | fissitunicate – bitunicate |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | absent |
| ascospores: | (min) 6.0(median) 8.0 |
| [asp] shape: | oval | fusiform |
| [asp] length [µm]: | (min) 30.0(median) 38.0 (max) 40.5 |
| [asp] width [µm]: | (min) 8.0(median) 9.0 (max) 10.5 |
| [asp] septa: | present |
| [asp] septa: | transversely septate |
| [asp] transversal septa: | (median) 3.0 |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent | thin, thinly halonate |
| secondary metabolites: | present |
| secondary metabolites: | lichexanthone |
| primary photobiont: | absent |