
LIAS light – Item Descriptions
LIASlight ItemID: 5762
Schismatomma rediunta (Hasse) Tehler
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Americas – North America (incl Mexico) |
substrate: | bark, cork, plant surface – trunks, branches, twigs |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – endosubstratal, inconspicuous, immersed | crustose (crustaceous) – episubstratal – unspecified |
thallus: | continuous, diffuse, effuse |
[th] upper surface: | white(ish) | yellow(ish) white (ivory, off-white, cream-coloured) |
[th marginal and upper surface] specific structures: | absent |
[th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (low) 0.2 (high) 0.5 |
ascoma: | immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent | sessile, superficial |
[ascm, if apoth] disc, mazaedium: | white(ish) grey |
[ascm, if apoth] disc, mazaedium: | pruinose |
[ascm, if apoth] disc, mazaedium pruina: | dense |
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | black(ish) |
[ascm] paraphyses/-oids: | present |
[ascm] paraphyses/-oid cells width [µm]: | (min) 1.0 |
[ascm] epihymenium, epithecium: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
asci: | fissitunicate – bitunicate |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | present |
ascospores: | (median) 8.0 |
[asp] shape: | [cur] – curved, unciform, falcate, sickle-shaped | fusiform |
[asp] length [µm]: | (min) 16.0 (low) 19.0(median) 20.6 (high) 22.0 (max) 25.0 |
[asp] width [µm]: | (min) 4.0 (low) 4.0(median) 4.8 (high) 5.0 (max) 6.0 |
[asp] septa: | present |
[asp] septa: | transversely septate |
[asp] transversal septa: | (median) 3.0 |
[asp] pigmentation: | hyaline, colourless |
[asp] perispore, epispore: | not apparent |
conidiomata: | absent | present |
conidia: | cylindrical |
[co] length [µm]: | (low) 6.0 (high) 9.0 |
secondary metabolites: | present |
secondary metabolites: | roccellic acid |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trentepohliaceous, trentepohlioid |