![LiasLight](/Pictures/LiasLight_small.gif)
LIAS light – Item Descriptions
LIASlight ItemID: 15362
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Africa (incl Madagascar) | Oceania – Australasia | Eurasia – Europe |
substrate: | soil, clay, humus, turf, detritus, dead leaves | rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – episubstratal – unspecified |
thallus: | compartimentized – areolate, squamulate |
[th] upper surface: | grey(ish) | white(ish) |
[th upper surface]: | epruinose |
[th marginal and upper surface] specific structures: | absent |
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 0.5 (high) 0.7 (max) 1.2 |
[th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane | verrucose, warted |
[th] medulla amyloidity: | absent |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (low) 0.7 (high) 1.3 (max) 2.0 |
ascoma: | sessile, superficial |
[ascm, if apoth] disc, mazaedium: | plane, flat, flattened, expanded | subconvex, slightly convex |
[ascm, if apoth] disc, mazaedium: | black(ish) |
[ascm, if apoth] disc, mazaedium: | epruinose | pruinose |
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: | black(ish) |
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
[ascm] paraphyses/-oids: | present |
[ascm] paraphyses/-oid cells width [µm]: | (low) 1.7 (high) 2.0 |
[ascm] paraphyses/-oid apical cells width [µm]: | (low) 2.2 (high) 3.0 (max) 4.0 |
[ascm] epihymenium, epithecium: | brown(ish) green (olivaceous, olive green) |
asci: | lecanoralean |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | present |
[asc] tholus amyloidity pattern: | with amyloid cap (= Icmadophila-, Lecidea-, Pertusaria-types etc) |
ascospores: | (median) 8.0 |
[asp] shape: | ellipsoidal |
[asp] length [µm]: | (min) 7.0 (low) 9.0 (high) 16.6 (max) 20.0 |
[asp] width [µm]: | (min) 5.0 (low) 5.1 (high) 7.0 (max) 8.0 |
[asp] septa: | absent – spore lumen unilocular, monolocular |
[asp] pigmentation: | hyaline, colourless |
[asp] perispore, epispore: | not apparent |
conidiomata: | absent | present |
conidia: | cylindrical |
[co] length [µm]: | (low) 6.0(median) 8.0 (high) 10.0 |
secondary metabolites: | absent | present |
secondary metabolites: | gyrophoric acid | lecanoric acid |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |