LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 115

Agonimia tristicula (Nyl.) Zahlbr.

Characters[*]:Character States[*]:
global occurrence: Oceania – Australasia | Eurasia – Europe | Americas – North America (incl Mexico) | Americas – South and Central America | Eurasia – Asia Tropical | Arctic | Antarctic – Southern Subpolar Islands, Subantarctic Islands
substrate: bryophytes – mosses, liverworts | lichens, lichenized fungi | wood – dead, living | bark, cork, plant surface – trunks, branches, twigs | rock – calcareous, calciferous, basic
life habit: lichenized (mutualistic with algal photobionts)
thallus: subsquamulose (subsquamulous)
thallus: continuous, diffuse, effuse
[th] upper surface: green(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | brown(ish) green (olivaceous, olive green) | grey(ish) brown
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (min) 0.05 (low) 0.2 (high) 0.5
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane | granulose, granular | verruculose, minutely warted
ascomata: absent | present
ascoma: perithecial, perithecioid – hymenial
ascoma [mm]: (low) 0.25 (high) 0.4 (max) 0.5
ascoma: subsessile, subimmersed, adnate, semi-immersed, emergent | sessile, superficial
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: black(ish)
[ascm] paraphyses/-oids: absent | present
asci: fissitunicate – verrucarialean
[asc] tholus amyloidity (iodine reaction): absent
ascospores: (min) 1.0(median) 2.0
[asp] shape: broadly ellipsoidal | ellipsoidal
[asp] length [µm]: (min) 42.0 (low) 57.0 (high) 120.0 (max) 150.0
[asp] width [µm]: (low) 26.0 (high) 50.0
[asp] septa: present
[asp] septa: muriformly septate – muriform, submuriform
[asp] pigmentation: hyaline, colourless | pale brown
[asp] perispore, epispore: not apparent
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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