LIAS light – Item Descriptions
LIASlight ItemID: 13429
Thyrea porphyrella M. Schultz, Büdel & Porembski
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Americas – South and Central America |
| substrate: | rock – siliceous, siliciferous, acidic |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | foliose (foliaceous), leaf-like |
| [th] upper surface: | red(dish) brown (if pale: orange brown) |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 1.0 (high) 5.0 |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | rugose, plicate, folded, pustulate, faveolate, wrinkled | uneven, undulate |
| [th lower surface] specific structures: | present |
| [th lower surface] rhizines, rhizoid structures: | present |
| [th lower surface] rhizines, rhizinoid structures: | fasciculate |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (min) 0.35 |
| ascoma: | immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent |
| [ascm, if apoth] disc, mazaedium: | plane, flat, flattened, expanded |
| [ascm, if apoth] disc, mazaedium: | black(ish) |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
| [ascm] paraphyses/-oids: | present |
| [ascm] paraphyses/-oid apical cells width [µm]: | (low) 3.0 (high) 5.0 |
| [ascm] epihymenium, epithecium: | brown(ish) green (olivaceous, olive green) |
| asci: | prototunicate |
| [asc] tholus: | not thickened |
| [asc] tholus amyloidity (iodine reaction): | absent |
| ascospores: | (median) 8.0 |
| [asp] shape: | globose, spherical | subglobose, subspherical | broadly ellipsoidal |
| [asp] length [µm]: | (low) 7.5 (high) 10.0 (max) 12.5 |
| [asp] width [µm]: | (low) 7.5 (high) 10.0 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent | thin, thinly halonate | thick, distincly halonate |
| conidiomata: | absent | present |
| conidia: | ellipsoidal | bacilliform, bacillar |
| [co] length [µm]: | (median) 3.0 |
| secondary metabolites: | absent |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | cyanobacterial |