LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 3508

Leptogium trichophoroides P. M. Jørg. & Wallace

Characters[*]:Character States[*]:
global occurrence: Eurasia – Asia Extratropical
substrate: bryophytes – mosses, liverworts
life habit: lichenized (mutualistic with algal photobionts)
thallus: foliose (foliaceous), leaf-like
[th] upper surface: black(ish) green
[th upper surface]: epruinose
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 2.0 (high) 10.0
[th] morphol substructures (eg areoles, squamules): distantly discontiguous
[th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane
[th] lower surface: white(ish) | grey(ish) green
[th lower surface] specific structures: present
[th lower surface] rhizines, rhizoid structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 1.0 (high) 4.0
ascoma: sessile, superficial | subpedicellate, substipitate, subpedunculate, substalked | pedicellate, stipitate, pedunculate, stalked
[ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded
[ascm, if apoth] disc, mazaedium: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[ascm, if apoth] disc, mazaedium: epruinose
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: black(ish) green
[ascm, if apoth] margin excipular photobionts: present | abundant
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: hyaline, colourless
[ascm] paraphyses/-oids: present
[ascm] epihymenium, epithecium: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
asci: lecanoralean
[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: ellipsoidal
[asp] length [µm]: (low) 19.0 (high) 22.0
[asp] width [µm]: (low) 9.0 (high) 10.0
[asp] septa: present
[asp] septa: muriformly septate – muriform, submuriform
[asp] pigmentation: hyaline, colourless
secondary metabolites: absent
primary photobiont: present
secondary photobionts (eg in cephalodia): absent
primary photobiont: cyanobacterial

[*] 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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