LIAS light – Item Descriptions
LIASlight ItemID: 7605
Acarospora nodulosa (Dufour) Hue
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Africa (incl Madagascar) | Eurasia – Asia Extratropical | Oceania – Australasia | Eurasia – Europe | Americas – North America (incl Mexico) | Eurasia – Asia Tropical |
| substrate: | soil, clay, humus, turf, detritus, dead leaves | lichens, lichenized fungi |
| life habit: | lichenized (mutualistic with algal photobionts) | lichenicolous (in/on lichens) |
| thallus: | squamulose (squamulous) |
| thallus: | compartimentized – areolate, squamulate |
| [th] upper surface: | white(ish) | brown(ish) red (carneous) | white(ish) red (rose) |
| [th upper surface]: | pruinose |
| [th upper surface] pruina: | scarce, sparse, fine | dense |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (median) 5.0 |
| [th] morphol substructures (eg areoles, squamules): | contiguous, coherent (throughout the thallus) |
| [th] lower surface: | black(ish) | white(ish) |
| [th lower surface] specific structures: | absent |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (median) 1.3 |
| ascoma: | immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent | sessile, superficial |
| [ascm, if apoth] disc, mazaedium: | white(ish) red (rose) |
| [ascm, if apoth] disc, mazaedium: | epruinose |
| [ascm, if apoth] disc, mazaedium pruina | |
| [ascm, if apoth] margin excipular photobionts: | absent | present | sparse | abundant |
| [ascm] paraphyses/-oids: | present |
| [ascm] paraphyses/-oid cells width [µm]: | (low) 1.7 (high) 2.0 (max) 3.0 |
| [ascm] epihymenium, epithecium: | yellow(ish) (if dull: buff) | red(dish) yellow (orange, orange yellow) | yellow(ish) red (orange red) |
| asci: | lecanoralean |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | absent |
| ascospores: | (median) 100.0 |
| [asp] shape: | globose, spherical | broadly ellipsoidal |
| [asp] length [µm]: | (low) 4.0 (high) 6.0 |
| [asp] width [µm]: | (min) 2.0 (low) 3.0 (high) 3.6 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent |
| conidiomata: | absent | present |
| conidia: | bacilliform, bacillar |
| [co] length [µm]: | (low) 2.0 (high) 3.0 |
| secondary metabolites: | present |
| secondary metabolites: | norstictic acid |
| host organism: | |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |