![LiasLight](/Pictures/LiasLight_small.gif)
LIAS light – Item Descriptions
LIASlight ItemID: 4711
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Africa (incl Madagascar) | Oceania – Australasia | Americas – North America (incl Mexico) | Americas – South and Central America |
substrate: | wood – dead, living | bark, cork, plant surface – trunks, branches, twigs | rock, stones, pebbles – unspecified |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | foliose (foliaceous), leaf-like |
[th] upper surface: | grey(ish) | green(ish) | white(ish) | white(ish) grey | green(ish) white |
[th upper surface]: | epruinose | pruinose |
[th marginal and upper surface] specific structures: | present |
[th margin] cilia, cilioid structures: | absent |
[th upper surface] isidia, isidioid structures: | absent |
[th upper surface] soredia, soralia, soralioid structures: | present |
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (min) 0.3 (low) 0.5 (high) 1.0 (max) 2.5 |
[th] morphol substructures (eg areoles, lobes, branches) upper surface: | maculate |
[th] lower surface: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | white(ish) | brown(ish) grey | yellow(ish) white (ivory, off-white, cream-coloured) |
[th lower surface] specific structures: | present |
[th lower surface] rhizines, rhizoid structures: | present |
[th lower surface] rhizines, rhizinoid structures: | unbranched, simple | squarrosely branched, squarrose |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (min) 0.2 (low) 0.5 (high) 2.0 (max) 3.0 |
ascoma: | sessile, superficial |
[ascm, if apoth] disc, mazaedium: | concave | plane, flat, flattened, expanded |
[ascm, if apoth] disc, mazaedium: | black(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | brown(ish) black |
[ascm, if apoth] disc, mazaedium: | epruinose | pruinose |
[ascm, if apoth] disc, mazaedium pruina: | scarce, sparse, fine |
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | yellow(ish) brown |
[ascm] paraphyses/-oids: | present |
[ascm] epihymenium, epithecium: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
asci: | lecanoralean |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | present |
[asc] tholus amyloidity pattern: | amyloid with widening axial body towards the apex (= Lecanora-, Parmelia-, Rinodina-types etc) |
ascospores: | (median) 8.0 |
[asp] shape: | broadly ellipsoidal | ellipsoidal |
[asp] length [µm]: | (min) 16.0 (low) 19.0 (high) 24.5 (max) 26.0 |
[asp] width [µm]: | (min) 7.5 (low) 8.5 (high) 10.5 (max) 11.0 |
[asp] septa: | present |
[asp] septa: | transversely septate |
[asp] transversal septa: | (median) 1.0 |
[asp] pigmentation: | medium brown, brownish |
conidiomata: | absent | present |
conidia: | cylindrical |
[co] length [µm]: | (low) 4.0 (high) 5.0 |
secondary metabolites: | present |
secondary metabolites: | 6α-acetoxy-22-hydroxyhopane-25-oic acid (aipolic acid) | 6α-acetoxyhopane-16β,22-diol | atranorin | leucotylin | zeorin (hopane-6α,22-diol) | 6α-acetoxy-16β,22-dihydroxyhopane-25-oic acid | 16β-acetoxy-6α,22-dihydroxyhopane-25-oic acid |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |