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LIAS light – Item Descriptions
LIASlight ItemID: 11920
Caloplaca austroatlantica Øvstedal
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Antarctic – Southern Subpolar Islands, Subantarctic Islands |
substrate: | rock, stones, pebbles – unspecified |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – episubstratal – unspecified | placodioid-crustose, placodioid-foliose |
thallus: | compartimentized – areolate, squamulate |
[th] upper surface: | brown(ish) yellow (ochraceous, ochre) |
[th upper surface]: | epruinose |
[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 |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (min) 0.5 |
ascoma: | sessile, superficial |
[ascm, if apoth] disc, mazaedium: | plane, flat, flattened, expanded |
[ascm, if apoth] disc, mazaedium: | red(dish) yellow (orange, orange yellow) |
[ascm, if apoth] disc, mazaedium: | epruinose |
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: | grey(ish) |
[ascm, if apoth] margin excipular photobionts: | present |
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
[ascm] paraphyses/-oids: | present |
asci: | lecanoralean |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | present |
[asc] tholus amyloidity pattern: | entirely amyloid (= Catillaria-, Teloschistes-types etc) |
ascospores: | (median) 8.0 |
[asp] length [µm]: | (low) 9.0 (high) 11.0 |
[asp] width [µm]: | (low) 2.5 (high) 3.0 |
[asp] septa: | absent | present – spore lumen bilocular, polarilocular, plurilocular |
[asp] septa: | transversely septate |
[asp] transversal septa: | (median) 1.0 |
[asp] pigmentation: | hyaline, colourless |
[asp] perispore, epispore: | not apparent |
secondary metabolites: | present |
secondary metabolites: | parietin | unknown/unidentified compound(s) | unknown/unidentified anthraquinone(s) |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |