LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 11516

Syncesia hawaiiensis (Zahlbr.) Tehler

Characters[*]:Character States[*]:
global occurrence: Oceania – Pacific Islands (Melanesia, Micronesia, Polynesia)
substrate: bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
thallus: continuous, diffuse, effuse | cracked, fissured, fractured, rimose
[th] upper surface: white(ish) | white(ish) grey
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane | rugulose, finely wrinkled
[th] medulla amyloidity: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (min) 2.0
ascoma: sessile, superficial
[ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded
[ascm, if apoth] disc, mazaedium: pruinose
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: brown(ish) (if pale: fawn, tan; if mid: cinnamon) | black(ish) brown
[ascm] paraphyses/-oids: present
[ascm] epihymenium, epithecium: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
asci: fissitunicate – bitunicate
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): present
[asc] tholus amyloidity pattern: with amyloid tube, ring (= Collema-, Micarea-, Porpidia-, Psora-types etc)
ascospores: (median) 8.0
[asp] shape: fusiform
[asp] length [µm]: (min) 35.0 (low) 37.0(median) 40.5 (high) 44.0 (max) 48.0
[asp] width [µm]: (low) 4.0 (high) 5.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 3.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
conidiomata: absent | present
[co] length [µm]: (min) 8.8 (low) 10.0 (high) 14.0 (max) 14.7
secondary metabolites: present
secondary metabolites: atranorin | protocetraric acid | roccellic 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.


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