LIAS light – Item Descriptions
LIASlight ItemID: 3327
Lemmopsis arnoldiana (Hepp) Zahlbr.
| Characters[*]: | Character States[*]: | 
|---|---|
| global occurrence: | Eurasia – Europe | Americas – North America (incl Mexico) | 
| substrate: | rock – siliceous, siliciferous, acidic | rock – calcareous, calciferous, basic | 
| life habit: | lichenized (mutualistic with algal photobionts) | 
| thallus: | crustose (crustaceous) – episubstratal – unspecified | 
| thallus: | granular, granulose, granulate | compartimentized – areolate, squamulate | 
| [th] upper surface: | black(ish) | 
| [th marginal and upper surface] specific structures: | absent | 
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 0.25 (high) 0.5 | 
| ascomata: | absent | present | 
| ascoma: | apothecial, apothecioid – hymenial | 
| ascoma [mm]: | (min) 0.5 | 
| ascoma: | sessile, superficial | 
| [ascm, if apoth] disc, mazaedium: | red(dish) | 
| [ascm] paraphyses/-oids: | present | 
| [ascm] epihymenium, epithecium: | brown(ish) red (carneous) | 
| asci: | prototunicate | 
| [asc] tholus: | not thickened | 
| [asc] tholus amyloidity (iodine reaction): | absent | 
| ascospores: | (median) 8.0 | 
| [asp] shape: | broadly ellipsoidal | ellipsoidal | 
| [asp] length [µm]: | (min) 10.0 (low) 12.5 (high) 17.5 (max) 22.5 | 
| [asp] width [µm]: | (min) 7.5 (low) 10.0 (high) 12.5 (max) 15.0 | 
| [asp] septa: | absent – spore lumen unilocular, monolocular | 
| [asp] pigmentation: | hyaline, colourless | 
| [asp] perispore, epispore: | not apparent | 
| conidiomata: | absent | present | 
| conidia: | ellipsoidal | 
| [co] length [µm]: | (low) 3.0 (high) 4.0 | 
| secondary metabolites: | absent | 
| primary photobiont: | present | 
| secondary photobionts (eg in cephalodia): | absent | 
| primary photobiont: | cyanobacterial |