LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 11866

Porina atlantica (Erichsen) P. M. Jørg.

Characters[*]:Character States[*]:
global occurrence: Africa (incl Madagascar) | Eurasia – Europe | Americas – South and Central America
substrate: bryophytes – mosses, liverworts | bark, cork, plant surface – trunks, branches, twigs | rock, stones, pebbles – unspecified
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
thallus: continuous, diffuse, effuse
[th] upper surface: grey(ish) | green(ish) | red(dish) brown (if pale: orange brown) | yellow(ish) white (ivory, off-white, cream-coloured)
[th marginal and upper surface] specific structures: absent | present
[th margin] cilia, cilioid structures: absent
[th upper surface] isidia, isidioid structures: absent | present
[th upper surface] soredia, soralia, soralioid structures: absent
[th] morphol substructures (eg areoles, squamules): contiguous, coherent (throughout the thallus)
[th] morphol substructures (eg areoles, lobes, branches) upper surface: verrucose, warted | rugose, plicate, folded, pustulate, faveolate, wrinkled
ascomata: absent | present
ascoma: perithecial, perithecioid – hymenial
ascoma [mm]: (low) 0.5 (high) 0.9 (max) 1.1
ascoma: sessile, superficial
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: brown(ish) (if pale: fawn, tan; if mid: cinnamon) | red(dish) | red(dish) yellow (orange, orange yellow) | red(dish) white (pink)
[ascm, if apoth] margin excipular photobionts: absent
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid cells width [µm]: (median) 1.5
asci: unitunicate
[asc] tholus: not thickened
[asc] tholus amyloidity (iodine reaction): absent
ascospores: (median) 8.0
[asp] shape: fusiform
[asp] length [µm]: (min) 40.0 (low) 56.0 (high) 66.0 (max) 80.0
[asp] width [µm]: (min) 7.0 (low) 11.0 (high) 13.0 (max) 14.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (min) 6.0 (low) 7.0 (high) 9.0 (max) 10.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: thick, distincly halonate
conidiomata: absent | present
conidia: ellipsoidal
[co] length [µm]: (low) 2.5 (high) 3.0
secondary metabolites: absent
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.


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