LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 1903

Diploicia canescens (Dicks.) A. Massal.

Characters[*]:Character States[*]:
global occurrence: Africa (incl Madagascar) | Eurasia – Asia Extratropical | Oceania – Australasia | Eurasia – Europe | Americas – North America (incl Mexico) | Americas – South and Central America
substrate: wood – dead, living | bark, cork, plant surface – trunks, branches, twigs | rock – siliceous, siliciferous, acidic | rock – calcareous, calciferous, basic | rock, stones, pebbles – unspecified
life habit: lichenized (mutualistic with algal photobionts)
thallus: placodioid-crustose, placodioid-foliose
thallus: continuous, diffuse, effuse
[th] upper surface: white(ish) | green(ish) grey | blue(ish) green (turquoise) | grey(ish) white
[th upper surface]: pruinose
[th marginal and upper surface] specific structures: present
[th margin] cilia, cilioid structures: absent
[th upper surface] isidia, isidioid structures: absent
[th upper surface] soredia, soralia, soralioid structures: present
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 0.3 (high) 1.0
ascoma: immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent | sessile, superficial
[ascm, if apoth] disc, mazaedium: black(ish) | brown(ish) black
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[ascm] paraphyses/-oids: present
asci: lecanoralean
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): present
[asc] tholus amyloidity pattern: amyloid with acuate axial body towards the apex (= Bacidia-, Buellia-, Ramalina-types etc)
ascospores: (median) 8.0
[asp] length [µm]: (low) 8.5 (high) 15.0
[asp] width [µm]: (low) 4.0 (high) 7.5
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 1.0
[asp] pigmentation: dark brown
[asp] perispore, epispore: not apparent
conidiomata: absent | present
[co] length [µm]: (low) 5.0 (high) 8.0
secondary metabolites: present
secondary metabolites: atranorin | buellolide | canesolide | chloroatranorin | dechloro-O-methyldiploicin | diploicin | isofulgidin | secalonic acid A | secalonic acid B | secalonic acid C | dechlorodiploicin
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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