LIAS light – Item Descriptions
LIASlight ItemID: 1635
Cliostomum corrugatum (Ach. : Fr.) Fr.
| Characters[*]: | Character States[*]: | 
|---|---|
| global occurrence: | Eurasia – Europe | Americas – North America (incl Mexico) | Arctic | 
| substrate: | wood – dead, living | bark, cork, plant surface – trunks, branches, twigs | 
| life habit: | lichenized (mutualistic with algal photobionts) | 
| thallus: | crustose (crustaceous) – episubstratal – unspecified | 
| thallus: | continuous, diffuse, effuse | compartimentized – areolate, squamulate | 
| [th] upper surface: | white(ish) | yellow(ish) grey | 
| [th marginal and upper surface] specific structures: | absent | 
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | verrucose, warted | 
| ascomata: | absent | present | 
| ascoma: | apothecial, apothecioid – hymenial | 
| ascoma [mm]: | (low) 0.5 (high) 1.0 | 
| [ascm, if apoth] disc, mazaedium: | concave | subconvex, slightly convex | 
| [ascm, if apoth] disc, mazaedium: | yellow(ish) (if dull: buff) | 
| [ascm] paraphyses/-oids: | present | 
| asci: | lecanoralean | 
| [asc] tholus: | thickened | 
| [asc] tholus amyloidity (iodine reaction): | present | 
| [asc] tholus amyloidity pattern: | amyloid with acuate axial body towards the apex (= Bacidia-, Buellia-, Ramalina-types etc) | 
| ascospores: | (median) 8.0 | 
| [asp] septa: | present | 
| [asp] septa: | transversely septate | 
| [asp] transversal septa: | (median) 1.0 | 
| [asp] pigmentation: | hyaline, colourless | 
| [asp] perispore, epispore: | not apparent | 
| conidiomata: | absent | present | 
| secondary metabolites: | present | 
| secondary metabolites: | usnic acid | 
| primary photobiont: | present | 
| secondary photobionts (eg in cephalodia): | absent | 
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |