LIAS light – Item Descriptions
LIASlight ItemID: 4081
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Africa (incl Madagascar) | Oceania – Australasia | Eurasia – Europe |
substrate: | rock – calcareous, calciferous, basic | rock, stones, pebbles – unspecified |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – endosubstratal, inconspicuous, immersed | crustose (crustaceous) – episubstratal – unspecified |
thallus: | continuous, diffuse, effuse |
[th] upper surface: | yellow(ish) grey |
[th marginal and upper surface] specific structures: | absent |
[th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane | granulose, granular | cracked, fissured, fractured, rimulose, subrimose |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (low) 0.12 (high) 0.3 (max) 0.4 |
ascoma: | sessile, superficial |
[ascm, if apoth] disc, mazaedium: | grey(ish) |
[ascm, if apoth] disc, mazaedium: | pruinose |
[ascm, if apoth] disc, mazaedium pruina: | dense |
[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] shape: | clavate |
[asp] length [µm]: | (min) 16.0 (low) 20.0 (high) 23.0 (max) 27.0 |
[asp] width [µm]: | (min) 5.0 (low) 6.0 (high) 7.0 (max) 8.0 |
[asp] septa: | present |
[asp] septa: | transversely septate |
[asp] transversal septa: | (median) 3.0 |
[asp] pigmentation: | hyaline, colourless | pale brown |
conidiomata: | absent | present |
conidia: | bacilliform, bacillar | [cur] – curved, unciform, falcate, sickle-shaped |
[co] length [µm]: | (low) 4.0 (high) 6.0 |
secondary metabolites: | absent |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trentepohliaceous, trentepohlioid |