LIAS light – Item Descriptions
LIASlight ItemID: 9573
Xanthoparmelia atroviridis (Essl.) O. Blanco, A. Crespo, Elix, D. Hawksw. & Lumbsch
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Africa (incl Madagascar) |
| substrate: | rock, stones, pebbles – unspecified |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | foliose (foliaceous), leaf-like |
| thallus: | continuous, diffuse, effuse |
| [th] upper surface: | green(ish) black | brown(ish) green (olivaceous, olive green) |
| [th upper surface]: | epruinose | pruinose |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 1.0 (high) 2.0 |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane | cracked, fissured, fractured, rimulose, subrimose |
| [th] lower surface: | black(ish) |
| [th lower surface] specific structures: | present |
| [th lower surface] rhizines, rhizoid structures: | present |
| [th lower surface] rhizines, rhizinoid structures: | unbranched, simple |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (min) 3.5 |
| [ascm, if apoth] disc, mazaedium: | concave | plane, flat, flattened, expanded |
| [ascm] paraphyses/-oids: | present |
| asci: | lecanoralean |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | present |
| [asc] tholus amyloidity pattern: | amyloid with widening axial body towards the apex (= Lecanora-, Parmelia-, Rinodina-types etc) |
| ascospores: | (median) 8.0 |
| [asp] length [µm]: | (low) 7.0 (high) 9.0 |
| [asp] width [µm]: | (low) 4.0 (high) 5.0 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent |
| conidiomata: | absent | present |
| conidia: | bifusiform |
| [co] length [µm]: | (low) 5.0 (high) 6.0 |
| secondary metabolites: | present |
| secondary metabolites: | hypoconstictic acid | hyposalazinic acid | hypostictic acid |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |