LIAS light – Item Descriptions
LIASlight ItemID: 12323
Thelocarpon sphaerosporum H. Magn.
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Eurasia – Europe | Americas – North America (incl Mexico) |
| substrate: | rock – calcareous, calciferous, basic |
| life habit: | cyanobacteriicolous (parasitic on cyanobacteria) |
| thallus: | crustose (crustaceous) – endosubstratal, inconspicuous, immersed |
| [th marginal and upper surface] specific structures: | absent |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial | perithecial, perithecioid – hymenial |
| ascoma [mm]: | (low) 0.15 (high) 0.2 |
| [ascm, if apoth] disc, mazaedium: | yellow(ish) (if dull: buff) |
| [ascm, if apoth] disc, mazaedium: | pruinose |
| [ascm, if apoth] disc, mazaedium pruina: | scarce, sparse, fine | dense |
| [ascm] paraphyses/-oids: | present |
| asci: | unitunicate |
| [asc] tholus: | not thickened |
| [asc] tholus amyloidity (iodine reaction): | absent | present |
| ascospores: | (low) 50.0 (high) 300.0 |
| [asp] shape: | globose, spherical |
| [asp] length [µm]: | (low) 4.5 (high) 6.0 |
| [asp] width [µm]: | (low) 4.5 (high) 6.0 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent |
| conidiomata: | absent | present |
| [co] length [µm]: | (low) 4.0 (high) 6.0 |
| secondary metabolites: | present |
| secondary metabolites: | pulvinic acid |
| primary photobiont: | absent | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | cyanobacterial |