LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 15576

Cresponea flava (Vain.) Egea & Torrente

Characters[*]:Character States[*]:
global occurrence: Africa (incl Madagascar) | 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) – episubstratal – unspecified
thallus: continuous, diffuse, effuse
[th] upper surface: green(ish) | yellow(ish) (if dull: buff) | white(ish)
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 0.2 (high) 0.6
ascoma: sessile, superficial
[ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded | subconvex, slightly convex
[ascm, if apoth] disc, mazaedium: black(ish)
[ascm, if apoth] disc, mazaedium: epruinose
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: brown(ish) (if pale: fawn, tan; if mid: cinnamon) | hyaline, colourless
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid cells width [µm]: (min) 2.0
[ascm] paraphyses/-oid apical cells width [µm]: (low) 3.0 (high) 4.0
[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: entirely amyloid (= Catillaria-, Teloschistes-types etc)
ascospores: (median) 8.0
[asp] shape: fusiform
[asp] length [µm]: (low) 15.0 (high) 22.0 (max) 24.0
[asp] width [µm]: (min) 4.0 (low) 4.5 (high) 5.5
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (low) 3.0 (high) 4.0 (max) 5.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
conidiomata: absent | present
[co] length [µm]: (low) 3.0 (high) 5.0
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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