LIAS light – Item Descriptions
LIASlight ItemID: 2021
Euopsis pulvinata (Schaer.) Vain.
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico) | Arctic |
| substrate: | soil, clay, humus, turf, detritus, dead leaves | bryophytes – mosses, liverworts | rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified | squamulose (squamulous) |
| thallus: | granular, granulose, granulate | compartimentized – areolate, squamulate |
| [th] upper surface: | red(dish) brown (if pale: orange brown) |
| [th marginal and upper surface] specific structures: | absent |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (low) 0.6 (high) 1.0 |
| ascoma: | sessile, superficial |
| [ascm, if apoth] disc, mazaedium: | plane, flat, flattened, expanded | subconvex, slightly convex | convex |
| [ascm, if apoth] disc, mazaedium: | red(dish) brown (if pale: orange brown) | yellow(ish) red (orange red) |
| [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: | red(dish) brown (if pale: orange brown) |
| [ascm, if apoth] margin excipular photobionts: | absent |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | hyaline, colourless |
| [ascm] paraphyses/-oids: | present |
| [ascm] epihymenium, epithecium: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
| 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) |
| [asp] shape: | ellipsoidal |
| [asp] length [µm]: | (low) 10.0 (high) 17.0 |
| [asp] width [µm]: | (low) 5.0 (high) 8.0 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent |
| secondary metabolites: | absent |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | cyanobacterial |