LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 15135

Rhizocarpon umense (H. Magn.) A. Nordin

Characters[*]:Character States[*]:
global occurrence: Eurasia – Europe
substrate: rock, stones, pebbles – unspecified
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
thallus: compartimentized – areolate, squamulate
[th] upper surface: grey(ish)
[th marginal and upper surface] specific structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (min) 0.6
[ascm, if apoth] disc, mazaedium: black(ish)
[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) 8.0
[asp] length [µm]: (low) 12.0 (high) 15.0
[asp] width [µm]: (low) 5.0 (high) 6.0
[asp] septa: present
[asp] septa: transversely septate | muriformly septate – muriform, submuriform
[asp] transversal septa: (median) 1.0
[asp] pigmentation: medium brown, brownish
[asp] perispore, epispore: thick, distincly halonate
secondary metabolites: absent
primary photobiont: present
secondary photobionts (eg in cephalodia): absent
primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid

[*] 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.


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