LIAS light – Item Descriptions
LIASlight ItemID: 12381
Antarctomia subcorallinoides D. C. Linds.
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Antarctic – Southern Subpolar Islands, Subantarctic Islands |
| substrate: | rock, stones, pebbles – unspecified |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified | squamulose (squamulous) | subsquamulose (subsquamulous) |
| thallus: | continuous, diffuse, effuse | cracked, fissured, fractured, rimose | compartimentized – areolate, squamulate |
| [th] upper surface: | brown(ish) green (olivaceous, olive green) |
| [th upper surface]: | epruinose |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (min) 0.2 |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | squamulose |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (min) 0.4 |
| ascoma: | immersed, innate |
| [ascm, if apoth] disc, mazaedium: | plane, flat, flattened, expanded |
| [ascm, if apoth] disc, mazaedium: | red(dish) brown (if pale: orange brown) |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
| [ascm] paraphyses/-oids: | present |
| asci: | prototunicate | lecanoralean |
| [asc] tholus: | not thickened |
| ascospores: | (median) 4.0 |
| [asp] shape: | ellipsoidal |
| [asp] length [µm]: | (low) 45.0 (high) 53.0 |
| [asp] width [µm]: | (low) 24.0 (high) 27.0 |
| [asp] septa: | present |
| [asp] septa: | muriformly septate – muriform, submuriform |
| [asp] transversal septa: | (median) 10.0 |
| [asp] pigmentation: | hyaline, colourless | pale brown |
| [asp] perispore, epispore: | not apparent |
| secondary metabolites: | absent |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | cyanobacterial |