Slideshow image
Stereocaulon incrustatum Florke
Family: Stereocaulaceae
Stereocaulon incrustatum image
Lucy Taylor  
Life habit: lichenized (mutualistic with algal photobionts) thallus: fruticose (fruticous), shrub-like, beard-like [th] upper surface: grey(ish) | white(ish) [th marginal and upper surface] specific structures: absent | present [th margin] cilia, cilioid structures: absent [th upper surface] isidia, isidioid structures: absent [th upper surface] soredia, soralia, soralioid structures: absent ascomata: absent | present ascoma: apothecial, apothecioid – hymenial ascoma [mm]: (low) 1.0 (high) 2.0 [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) ascospores: (median) 8.0 [asp] septa: present [asp] septa: transversely septate [asp] pigmentation: hyaline, colourless [asp] perispore, epispore: not apparent secondary metabolites: absent | present secondary metabolites: lobaric acid primary photobiont: present secondary photobionts (eg in cephalodia): absent | present primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid.

substrate: soil, clay, humus, turf, detritus, dead leaves.