LIAS light – Item Descriptions
LIASlight ItemID: 15472
Echidnocymbium speciosum Brusse
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Africa (incl Madagascar) |
| substrate: | rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified |
| thallus: | granular, granulose, granulate | cracked, fissured, fractured, rimose | compartimentized – areolate, squamulate |
| [th] upper surface: | yellow(ish) white (ivory, off-white, cream-coloured) |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | granulose, granular |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (min) 4.0 |
| ascoma: | subpedicellate, substipitate, subpedunculate, substalked |
| [ascm, if apoth] disc, mazaedium: | subconcave, slightly concave |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
| [ascm] paraphyses/-oids: | present |
| [ascm] paraphyses/-oid cells width [µm]: | (low) 2.5 (high) 3.0 |
| [ascm] paraphyses/-oid apical cells width [µm]: | (low) 4.0 (high) 5.0 |
| asci: | lecanoralean | unitunicate |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | absent | present |
| [asc] tholus amyloidity pattern: | with amyloid tube and flanks (= Rimularia-, Trapelia-types etc) | amyloid with acuate axial body towards the apex (= Bacidia-, Buellia-, Ramalina-types etc) | amyloid with widening axial body towards the apex (= Lecanora-, Parmelia-, Rinodina-types etc) |
| ascospores: | (median) 8.0 |
| [asp] shape: | ellipsoidal |
| [asp] length [µm]: | (low) 9.0 (high) 13.0 |
| [asp] width [µm]: | (low) 5.0 (high) 6.5 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent |
| conidiomata: | absent | present |
| [co] length [µm]: | (low) 12.0 (high) 30.0 |
| secondary metabolites: | present |
| secondary metabolites: | atranorin | chloroatranorin | stictic acid | unknown/unidentified (tri-)terpenoid(s), (tri-)terpene(s) |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |