LIAS light – Item Descriptions
LIASlight ItemID: 1398
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Antarctic – Antarctica | Eurasia – Europe | Americas – North America (incl Mexico) | Americas – South and Central America | Arctic | Antarctic – Southern Subpolar Islands, Subantarctic Islands |
| substrate: | soil, clay, humus, turf, detritus, dead leaves | bryophytes – mosses, liverworts |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | squamulose (squamulous) | fruticose (fruticous), shrub-like, beard-like |
| [th] upper surface: | yellow(ish) green | brown(ish) yellow (ochraceous, ochre) |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 0.3 (high) 1.0 (max) 12.0 |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | squamulose |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (min) 6.0 |
| ascoma: | pedicellate, stipitate, pedunculate, stalked |
| [ascm, if apoth] disc, mazaedium: | red(dish) |
| [ascm] paraphyses/-oids: | present |
| asci: | lecanoralean |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | present |
| [asc] tholus amyloidity pattern: | with amyloid tube, ring (= Collema-, Micarea-, Porpidia-, Psora-types etc) |
| ascospores: | (median) 8.0 |
| [asp] shape: | fusiform |
| [asp] length [µm]: | (low) 9.0 (high) 12.0 |
| [asp] width [µm]: | (median) 3.0 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent |
| conidiomata: | absent | present |
| conidia: | falcate |
| [co] length [µm]: | (low) 6.0 (high) 8.0 |
| secondary metabolites: | present |
| secondary metabolites: | 4-O-demethylbarbatic acid | barbatic acid | rhodocladonic acid | usnic acid | unknown/unidentified fatty acid(s) |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |