LIAS light – Item Descriptions
LIASlight ItemID: 4091
Opegrapha vulgata (Ach.) Ach. var. vulgata
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Eurasia – Europe | Americas – North America (incl Mexico) |
| substrate: | bark, cork, plant surface – trunks, branches, twigs | rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – endosubstratal, inconspicuous, immersed | crustose (crustaceous) – episubstratal – unspecified |
| [th] upper surface: | grey(ish) | white(ish) | brown(ish) grey | grey(ish) brown | white(ish) red (rose) | red(dish) white (pink) |
| [th marginal and upper surface] specific structures: | absent |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (low) 0.2 (high) 0.25 |
| [ascm, if apoth] disc, mazaedium: | black(ish) |
| [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: | black(ish) |
| [ascm, if apoth] margin excipular photobionts: | absent |
| [ascm] paraphyses/-oids: | present |
| [ascm] epihymenium, epithecium: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
| asci: | fissitunicate – bitunicate |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | present |
| [asc] tholus amyloidity pattern: | with amyloid tube, ring (= Collema-, Micarea-, Porpidia-, Psora-types etc) |
| ascospores: | (median) 8.0 |
| [asp] length [µm]: | (min) 16.0 (low) 20.0 (high) 35.0 |
| [asp] width [µm]: | (low) 2.5 (high) 4.0 |
| [asp] septa: | present |
| [asp] septa: | transversely septate |
| [asp] transversal septa: | (min) 3.0 (low) 4.0 (high) 8.0 |
| [asp] pigmentation: | hyaline, colourless | pale brown | medium brown, brownish | dark brown |
| conidiomata: | absent | present |
| conidia: | [cur] – curved, unciform, falcate, sickle-shaped |
| [co] length [µm]: | (min) 4.0 (low) 6.0 (high) 20.0 |
| secondary metabolites: | absent |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trentepohliaceous, trentepohlioid |