LIAS light – Item Descriptions
LIASlight ItemID: 8264
Chapsa asteliae (Kantvilas & Vězda) Mangold
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Oceania – Australasia | Antarctic – Southern Subpolar Islands, Subantarctic Islands |
| substrate: | soil, clay, humus, turf, detritus, dead leaves | leaves, fronds, needles – living |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – endosubstratal, inconspicuous, immersed | crustose (crustaceous) – episubstratal – unspecified |
| thallus: | continuous, diffuse, effuse |
| [th] upper surface: | grey(ish) | white(ish) |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane | verruculose, minutely warted |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (low) 0.5 (high) 1.5 (max) 2.5 |
| ascoma: | immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent | sessile, superficial |
| [ascm, if apoth] disc, mazaedium: | concave | plane, flat, flattened, expanded |
| [ascm, if apoth] disc, mazaedium: | grey(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | brown(ish) black |
| [ascm, if apoth] disc, mazaedium: | epruinose |
| [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: | white(ish) |
| [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] paraphyses/-oid cells width [µm]: | (median) 1.5 (max) 2.0 |
| [ascm] epihymenium, epithecium: | grey(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | hyaline, colourless |
| asci: | unitunicate |
| [asc] tholus: | not thickened | thickened |
| [asc] tholus amyloidity (iodine reaction): | absent |
| ascospores: | (min) 2.0 (low) 4.0 (high) 6.0 (max) 8.0 |
| [asp] shape: | ellipsoidal | fusiform |
| [asp] length [µm]: | (low) 30.0 (high) 60.0 (max) 80.0 |
| [asp] width [µm]: | (low) 9.0 (high) 14.0 (max) 25.0 |
| [asp] septa: | present |
| [asp] septa: | muriformly septate – muriform, submuriform |
| [asp] transversal septa: | (low) 7.0 (high) 15.0 (max) 20.0 |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent | thin, thinly halonate | thick, distincly halonate | amyloid |
| secondary metabolites: | present |
| secondary metabolites: | fumarprotocetraric acid | protocetraric acid | succinprotocetraric acid |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trentepohliaceous, trentepohlioid |