LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 8908

Hueidea australiensis Kantvilas & P. M. McCarthy

Characters[*]:Character States[*]:
global occurrence: Oceania – Australasia
substrate: rock – siliceous, siliciferous, acidic
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
[th] upper surface: grey(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | grey(ish) black
[th marginal and upper surface] specific structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 0.12 (high) 0.24
ascoma: immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent
[ascm, if apoth] disc, mazaedium: concave | plane, flat, flattened, expanded
[ascm, if apoth] disc, mazaedium: black(ish) | red(dish) brown (if pale: orange brown)
[ascm, if apoth] disc, mazaedium: epruinose
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: black(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: yellow(ish) brown | red(dish) brown (if pale: orange brown)
[ascm] paraphyses/-oids: present
[ascm] paraphyses/-oid cells width [µm]: (low) 1.5 (high) 2.5
[ascm] paraphyses/-oid apical cells width [µm]: (min) 3.0
[ascm] epihymenium, epithecium: green(ish) brown (olive brown)
asci: lecanoralean
[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: broadly ellipsoidal
[asp] length [µm]: (min) 10.0 (low) 12.0 (high) 16.0 (max) 18.0
[asp] width [µm]: (min) 6.0 (low) 7.0 (high) 10.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 1.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
conidiomata: absent | present
conidia: bacilliform, bacillar
[co] length [µm]: (low) 6.0 (high) 8.5
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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