LIAS light – Item Descriptions
LIASlight ItemID: 6800
Vestergrenopsis elaeina (Wahlenb. ex Ach.) Gyeln.
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Eurasia – Europe | Americas – North America (incl Mexico) | Arctic |
| substrate: | rock, stones, pebbles – unspecified |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | placodioid-crustose, placodioid-foliose |
| thallus: | continuous, diffuse, effuse |
| [th] upper surface: | green(ish) brown (olive brown) |
| [th marginal and upper surface] specific structures: | absent | present |
| [th margin] cilia, cilioid structures: | absent |
| [th upper surface] isidia, isidioid structures: | absent |
| [th upper surface] soredia, soralia, soralioid structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 0.2 (high) 0.4 (max) 0.8 |
| [th] morphol substructures (eg areoles, squamules): | contiguous, coherent (throughout the thallus) |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | verruculose, minutely warted | rugose, plicate, folded, pustulate, faveolate, wrinkled |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (min) 0.8 |
| [ascm, if apoth] disc, mazaedium: | black(ish) brown |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | yellow(ish) brown |
| [ascm] paraphyses/-oids: | present |
| [ascm] epihymenium, epithecium: | red(dish) brown (pale: orange brown) |
| asci: | lecanoralean |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | absent |
| ascospores: | (min) 8.0 (low) 12.0 (high) 16.0 |
| [asp] shape: | clavate |
| [asp] length [µm]: | (low) 7.0 (high) 10.0 |
| [asp] width [µm]: | (low) 4.0 (high) 6.0 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] pigmentation: | hyaline, colourless |
| secondary metabolites: | absent |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | cyanobacterial |