Consortium of Lichen Herbaria
- building a Global Consortium of Bryophytes and Lichens as keystones of cryptobiotic communities -
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Toninia squalescens (Nyl.) Th. Fr.  
Family: Ramalinaceae
[Lecidea squalescens Nyl., moreThalloidima squalescens (Nyl.) Stein]
Toninia squalescens image
  • LIAS
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Botanische Staatssammlung München
Life habit: lichenized (mutualistic with algal photobionts) thallus: squamulose (squamulous) | subcrustose (subcrustaceous) [th] upper surface: green(ish) | grey(ish) green | brown(ish) green (olivaceous, olive green) [th upper surface]: epruinose | pruinose [th marginal and upper surface] specific structures: absent [th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 1.0 (high) 2.0 [th] morphol substructures (eg areoles, lobes, branches) upper surface: bullate [th lower surface] specific structures: absent ascomata: absent | present ascoma: apothecial, apothecioid – hymenial ascoma [mm]: (low) 0.5 (high) 1.0 (max) 1.5 ascoma: sessile, superficial [ascm, if apoth] disc, mazaedium: subconvex, slightly convex | convex | strongly convex, hemispherical, (sub-)globose [ascm, if apoth] disc, mazaedium: black(ish) | brown(ish) black | brown(ish) green (olivaceous, olive green) [ascm, if apoth] disc, mazaedium: epruinose [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: grey(ish) | yellow(ish) (if dull: buff) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | hyaline, colourless [ascm] paraphyses/-oids: present [ascm] paraphyses/-oid cells width [µm]: (low) 1.0 (high) 1.5 [ascm] paraphyses/-oid apical cells width [µm]: (min) 3.0 [ascm] epihymenium, epithecium: brown(ish) green (olivaceous, olive green) | green(ish) brown (olive brown) 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] shape: ellipsoidal [asp] length [µm]: (min) 7.0 (low) 8.0 (high) 10.0 (max) 12.0 [asp] width [µm]: (low) 4.0 (high) 5.0 (max) 6.0 [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) 3.0 (high) 5.0 secondary metabolites: present secondary metabolites: stictic acid primary photobiont: present secondary photobionts (eg in cephalodia): absent primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid.

substrate: soil, clay, humus, turf, detritus, dead leaves | bryophytes – mosses, liverworts | rock – siliceous, siliciferous, acidic.
Toninia squalescens
Open Interactive Map
Toninia squalescens image
Toninia squalescens image
Toninia squalescens image
Toninia squalescens image
Toninia squalescens image
Toninia squalescens image
Toninia squalescens image
Toninia squalescens image
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9 Total Images

 

This project made possible by National Science Foundation Awards: #1115116, #2001500, #2001394
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