LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 8734

Ocellularia fissa (Nyl.) Hale

Characters[*]:Character States[*]:
global occurrence: Africa (incl Madagascar) | Oceania – Australasia | Eurasia – Europe | Americas – North America (incl Mexico) | Americas – South and Central America | Oceania – Pacific Islands (Melanesia, Micronesia, Polynesia) | Eurasia – Asia Tropical
substrate: bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – endosubstratal, inconspicuous, immersed | crustose (crustaceous) – episubstratal – unspecified
thallus: continuous, diffuse, effuse | cracked, fissured, fractured, rimose | compartimentized – areolate, squamulate
[th] upper surface: green(ish) grey | yellow(ish) grey | brown(ish) green (olivaceous, olive green) | green(ish) brown (olive brown)
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane | verruculose, minutely warted | rugulose, finely wrinkled
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (min) 0.6 (low) 1.0 (high) 1.8 (max) 2.0
ascoma: subsessile, subimmersed, adnate, semi-immersed, emergent
[ascm, if apoth] disc, mazaedium: black(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | red(dish) | yellow(ish) white (ivory, off-white, cream-coloured)
[ascm, if apoth] disc, mazaedium: pruinose
[ascm, if apoth] disc, mazaedium pruina: scarce, sparse, fine | dense
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid cells width [µm]: (low) 1.5 (high) 2.0
[ascm] epihymenium, epithecium: grey(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | hyaline, colourless
asci: unitunicate
[asc] tholus: not thickened | thickened
[asc] tholus amyloidity (iodine reaction): absent
ascospores: (median) 8.0
[asp] shape: subglobose, subspherical | ellipsoidal | oblong, oblong-obtuse
[asp] length [µm]: (min) 8.0 (low) 12.0 (high) 20.0 (max) 22.0
[asp] width [µm]: (min) 6.0 (low) 8.0 (high) 10.0 (max) 12.0
[asp] septa: present
[asp] septa: transversely septate | muriformly septate – muriform, submuriform
[asp] transversal septa: (low) 2.0 (high) 5.0 (max) 6.0
[asp] pigmentation: pale brown | medium brown, brownish
[asp] perispore, epispore: ornamented, rough, warted, striate, cracked | amyloid
secondary metabolites: present
secondary metabolites: 2'-O-demethylpsoromic acid | psoromic acid | subpsoromic acid
primary photobiont: present
secondary photobionts (eg in cephalodia): absent
primary photobiont: chlorophytaceous – trentepohliaceous, trentepohlioid

[*] Not all (synonymous, equivalent or similar) terms being provided in parallel for a character or character state (e.g. 'endosubstratal, inconspicuous, immersed') need to be valid for the taxon under concern.


© 2001–2024 by Botanische Staatssammlung München
Impressum · Disclaimer · Webmaster