LIAS light – Item Descriptions
LIASlight ItemID: 234
Arthonia fuscopurpurea (Tul.) R. Sant.
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Antarctic – Antarctica | Eurasia – Europe | Americas – North America (incl Mexico) | Americas – South and Central America | Arctic |
substrate: | lichens, lichenized fungi |
life habit: | lichenicolous (in/on lichens) |
thallus: | crustose (crustaceous) – endosubstratal, inconspicuous, immersed |
[th marginal and upper surface] specific structures: | absent |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (low) 0.5 (high) 1.5 |
[ascm, if apoth] disc, mazaedium: | brown(ish) black | red(dish) brown (if pale: orange brown) |
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | yellow(ish) brown | red(dish) brown (if pale: orange brown) |
[ascm] epihymenium, epithecium: | yellow(ish) brown | red(dish) brown (pale: orange brown) |
asci: | fissitunicate – bitunicate |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | absent | present |
[asc] tholus amyloidity pattern: | with amyloid tube, ring (= Collema-, Micarea-, Porpidia-, Psora-types etc) |
ascospores: | (median) 8.0 |
[asp] length [µm]: | (low) 9.0 (high) 15.0 |
[asp] width [µm]: | (low) 3.0 (high) 5.0 |
[asp] septa: | present |
[asp] septa: | transversely septate |
[asp] transversal septa: | (median) 1.0 |
host organism: | |
primary photobiont: | absent |