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Lobaria hallii (Tuck.) Zahlbr. (redirected from: Sticta hallii)
Family: Lobariaceae
[Sticta hallii Tuck.]
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Stephen Sharnoff  
Life habit: lichenized (mutualistic with algal photobionts) thallus: foliose (foliaceous), leaf-like [th] upper surface: grey(ish) | brown(ish) grey | grey(ish) green [th upper surface]: pruinose [th upper surface] pruina: dense [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) width [mm]: (low) 10.0 (high) 50.0 [th] morphol substructures (eg areoles, squamules): distantly discontiguous [th] morphol substructures (eg areoles, lobes, branches) upper surface: smooth, plane | rugose, plicate, folded, pustulate, faveolate, wrinkled [th] morphol substructures (eg lobes, branches): irregular [th] lower surface: brown(ish) (if pale: fawn, tan; if mid: cinnamon) | white(ish) [th lower surface] specific structures: present [th lower surface] rhizines, rhizoid structures: present [th lower surface] rhizines, rhizinoid structures: unbranched, simple ascomata: absent | present ascoma: apothecial, apothecioid – hymenial ascoma [mm]: (low) 0.8 (high) 2.2 ascoma: sessile, superficial [ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded | subconvex, slightly convex [ascm, if apoth] disc, mazaedium: brown(ish) (if pale: fawn, tan; if mid: cinnamon) | red(dish) brown (if pale: orange brown) [ascm, if apoth] disc, mazaedium: epruinose [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: grey(ish) | brown(ish) grey [ascm] paraphyses/-oids: present [ascm] epihymenium, epithecium: red(dish) brown (pale: orange brown) asci: lecanoralean [asc] tholus: thickened [asc] tholus amyloidity (iodine reaction): present [asc] tholus amyloidity pattern: with amyloid cap (= Icmadophila-, Lecidea-, Pertusaria-types etc) ascospores: (median) 8.0 [asp] shape: acicular (needle-shaped) [asp] length [µm]: (low) 23.0 (high) 41.0 [asp] width [µm]: (low) 9.0 (high) 14.0 [asp] septa: present [asp] septa: transversely septate [asp] transversal septa: (median) 1.0 (max) 9.0 [asp] pigmentation: hyaline, colourless [asp] perispore, epispore: not apparent secondary metabolites: absent | present secondary metabolites: unknown/unidentified compound(s) | unknown/unidentified pigment(s) primary photobiont: present secondary photobionts (eg in cephalodia): absent primary photobiont: cyanobacterial.

substrate: wood – dead, living | bark, cork, plant surface – trunks, branches, twigs.
Lobaria hallii image
Jason Hollinger  
Lobaria hallii image
Stephen Sharnoff  
Lobaria hallii image
Stephen Sharnoff  
Lobaria hallii image
Stephen Sharnoff  
Lobaria hallii image
Stephen Sharnoff  
Lobaria hallii image
Stephen Sharnoff  
Lobaria hallii image
Stephen Sharnoff  
Lobaria hallii image
Stephen Sharnoff  
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