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Stereocaulon tomentosum Fr.
Family: Stereocaulaceae
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Stephen Sharnoff  
Life habit: lichenized (mutualistic with algal photobionts) thallus: fruticose (fruticous), shrub-like, beard-like thallus: continuous, diffuse, effuse [th] upper surface: grey(ish) [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: absent [th] morphol substructures (eg areoles, lobes, branches) upper surface: squamulose ascomata: absent | present ascoma: apothecial, apothecioid – hymenial ascoma [mm]: (low) 0.3 (high) 0.6 [ascm] paraphyses/-oids: present 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) secondary metabolites: present secondary metabolites: atranorin | norstictic acid | stictic acid primary photobiont: present secondary photobionts (eg in cephalodia): absent | present primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid.

substrate: rock, stones, pebbles – unspecified.
Stereocaulon tomentosum image
Lucy Taylor  
Stereocaulon tomentosum image
Stephen Sharnoff  
Stereocaulon tomentosum image
Stephen Sharnoff  
Stereocaulon tomentosum image
Stephen Sharnoff  
Stereocaulon tomentosum image
Stephen Sharnoff  
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