LIAS light – Item Descriptions
LIASlight ItemID: 6408
Umbilicaria propagulifera (Vain.) Llano
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Antarctic – Antarctica |
| substrate: | rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | peltate, umbilicate |
| thallus: | continuous, diffuse, effuse |
| [th] upper surface: | grey(ish) | white(ish) grey | red(dish) brown (if pale: orange brown) |
| [th upper surface]: | pruinose |
| [th upper surface] pruina: | dense |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 10.0 (high) 20.0 |
| [th] morphol substructures (eg areoles, squamules): | distantly discontiguous |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane | verrucose, warted |
| [th] lower surface: | red(dish) brown (if pale: orange brown) |
| [th lower surface] specific structures: | present |
| [th lower surface] rhizines, rhizoid structures: | present |
| [th lower surface] rhizines, rhizinoid structures: | unbranched, simple | irregularly branched, irregular |
| ascomata: | absent |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |