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LIAS light – Item Descriptions
LIASlight ItemID: 8316
Pertusaria atromaculata A. W. Archer & Elix
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Oceania – Australasia |
substrate: | bark, cork, plant surface – trunks, branches, twigs |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – episubstratal – unspecified |
thallus: | cracked, fissured, fractured, rimose | compartimentized – areolate, squamulate |
[th] upper surface: | grey(ish) white |
[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) 0.7 (high) 1.0 |
ascoma: | sessile, superficial |
[ascm] paraphyses/-oids: | present |
asci: | lecanoralean |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | present |
[asc] tholus amyloidity pattern: | with amyloid cap (= Icmadophila-, Lecidea-, Pertusaria-types etc) |
ascospores: | (median) 4.0 |
[asp] shape: | ellipsoidal |
[asp] length [µm]: | (low) 85.0 (high) 120.0 |
[asp] width [µm]: | (low) 35.0 (high) 47.0 |
[asp] septa: | absent – spore lumen unilocular, monolocular |
[asp] pigmentation: | hyaline, colourless |
[asp] perispore, epispore: | not apparent |
secondary metabolites: | present |
secondary metabolites: | 2-chlorolichexanthone | constictic acid | lichexanthone | stictic acid |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |