
LIAS light – Item Descriptions
LIASlight ItemID: 6685
Verrucaria ceuthocarpa Wahlenb.
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Antarctic – Antarctica | Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico) | Americas – South and Central America | Arctic | Antarctic – Southern Subpolar Islands, Subantarctic Islands |
substrate: | rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – episubstratal – unspecified |
thallus: | cracked, fissured, fractured, rimose | compartimentized – areolate, squamulate |
[th] upper surface: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | grey(ish) brown | green(ish) brown (olive brown) |
[th upper surface]: | epruinose |
[th marginal and upper surface] specific structures: | absent |
[th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane |
ascomata: | absent | present |
ascoma: | perithecial, perithecioid – hymenial |
ascoma: | immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent |
[ascm] paraphyses/-oids: | absent |
asci: | fissitunicate – verrucarialean |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | absent |
ascospores: | (median) 8.0 |
[asp] length [µm]: | (low) 8.5 (high) 10.5 |
[asp] width [µm]: | (low) 6.0 (high) 7.5 |
[asp] septa: | absent – spore lumen unilocular, monolocular |
[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 |