
LIAS light – Item Descriptions
LIASlight ItemID: 2249
Haematomma erythromma (Nyl.) Zahlbr.
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Antarctic – Antarctica | Americas – South and Central America | Antarctic – Southern Subpolar Islands, Subantarctic Islands |
substrate: | rock, stones, pebbles – unspecified |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – episubstratal – unspecified |
thallus: | cracked, fissured, fractured, rimose |
[th] upper surface: | yellow(ish) (if dull: buff) |
[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 |
[th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
[ascm, if apoth] disc, mazaedium: | red(dish) |
[ascm, if apoth] disc, mazaedium: | epruinose |
[ascm] paraphyses/-oids: | present |
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) |
secondary metabolites: | present |
secondary metabolites: | atranorin | placodiolic acid | stictic acid | unknown/unidentified xanthone(s) |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |