LIAS light – Item Descriptions
LIASlight ItemID: 5174
Pyrenocollema pelvetiae (G. K. Sutherl.) D. Hawksw.
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Eurasia – Europe |
| substrate: | leaves, fronds, needles – living |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified |
| [th] upper surface: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
| [th marginal and upper surface] specific structures: | absent |
| ascomata: | absent | present |
| ascoma: | perithecial, perithecioid – hymenial |
| ascoma [mm]: | (low) 1.2 (high) 3.4 |
| ascoma: | immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent |
| [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: | (median) 8.0 |
| [asp] length [µm]: | (low) 11.5 (high) 16.0 |
| [asp] width [µm]: | (low) 5.0 (high) 6.5 |
| [asp] septa: | present |
| [asp] septa: | transversely septate |
| [asp] transversal septa: | (median) 1.0 |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent |
| conidiomata: | absent | present |
| [co] length [µm]: | (low) 2.0 (high) 2.5 |
| secondary metabolites: | absent |
| host organism: | |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | present |
| primary photobiont: | cyanobacterial |