
LIAS light – Item Descriptions
LIASlight ItemID: 8920
Biatora alborufidula S. Ekman & Printzen
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Eurasia – Europe |
substrate: | bark, cork, plant surface – trunks, branches, twigs |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – episubstratal – unspecified |
thallus: | continuous, diffuse, effuse |
[th] upper surface: | white(ish) grey |
[th marginal and upper surface] specific structures: | absent |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (median) 0.3 (max) 0.45 |
ascoma: | sessile, superficial |
[ascm, if apoth] disc, mazaedium: | strongly convex, hemispherical, (sub-)globose |
[ascm, if apoth] disc, mazaedium: | brown(ish) yellow (ochraceous, ochre) | red(dish) brown (if pale: orange brown) |
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
[ascm] paraphyses/-oids: | present |
[ascm] epihymenium, epithecium: | hyaline, colourless |
asci: | lecanoralean |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | present |
[asc] tholus amyloidity pattern: | amyloid with acuate axial body towards the apex (= Bacidia-, Buellia-, Ramalina-types etc) |
ascospores: | (median) 8.0 |
[asp] shape: | narrowly ellipsoidal |
[asp] length [µm]: | (min) 11.0 (low) 12.4 (high) 12.7 (max) 14.5 |
[asp] width [µm]: | (min) 2.0 (low) 2.4 (high) 2.8 (max) 3.5 |
[asp] septa: | absent – spore lumen unilocular, monolocular | present |
[asp] septa: | transversely septate |
[asp] transversal septa: | (min) 1.0(median) 3.0 |
[asp] pigmentation: | hyaline, colourless |
[asp] perispore, epispore: | not apparent |
secondary metabolites: | absent |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |