LIAS light – Item Descriptions
LIASlight ItemID: 13767
Myriospora tangerina (M. Westb. & Wedin) K. Knudsen & L. Arcadia
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Eurasia – Europe |
| substrate: | rock – siliceous, siliciferous, acidic |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified | subsquamulose (subsquamulous) |
| thallus: | compartimentized – areolate, squamulate |
| [th] upper surface: | red(dish) | red(dish) yellow (orange, orange yellow) |
| [th upper surface]: | epruinose |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (min) 0.65 (low) 1.1 (high) 2.6 (max) 5.8 |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane | bullate | uneven, undulate |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (min) 0.07 (low) 0.1 (high) 0.25 (max) 0.4 |
| ascoma: | immersed, innate |
| [ascm, if apoth] disc, mazaedium: | plane, flat, flattened, expanded | subconcave, slightly concave |
| [ascm, if apoth] disc, mazaedium: | black(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
| [ascm, if apoth] disc, mazaedium: | epruinose |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | grey(ish) | hyaline, colourless |
| [ascm] paraphyses/-oids: | present |
| [ascm] paraphyses/-oid cells width [µm]: | (low) 0.8 (high) 1.0 |
| [ascm] epihymenium, epithecium: | yellow(ish) brown | yellow(ish) red (orange red) |
| asci: | lecanoralean |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | absent |
| ascospores: | (median) 100.0 |
| [asp] shape: | ellipsoidal | bacilliform, bacillar |
| [asp] length [µm]: | (median) 3.0 |
| [asp] width [µm]: | (low) 1.0 (high) 1.5 |
| [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: | chlorophytaceous – trebouxiaceous, chlorococcoid |