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Sphaerophorus fragilis (L.) Pers. (redirected from: Lecanora fragilis var. subcetrarioides)
Family: Lecanoraceae
[Cladonia fragilis (L.) F.H. Wigg.,  more]
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Stephen Sharnoff  
Life habit: lichenized (mutualistic with algal photobionts) thallus: fruticose (fruticous), shrub-like, beard-like thallus:ascomata: absent | present ascoma: apothecial, apothecioid – hymenial ascoma [mm]: (low) 1.5 (high) 2.8 ascoma: sessile, superficial [ascm, if apoth] disc, mazaedium: black(ish) [ascm, if apoth] margin excipular photobionts: present [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: black(ish) brown asci: prototunicate [asc] tholus: not thickened [asc] tholus amyloidity (iodine reaction): absent ascospores: (median) 8.0 [asp] shape: globose, spherical | broadly ellipsoidal [asp] length [µm]: (median) 9.0 (max) 12.0 [asp] width [µm]: (median) 9.0 (max) 12.0 [asp] septa: absent – spore lumen unilocular, monolocular [asp] pigmentation: medium brown, brownish | dark brown [asp] perispore, epispore: ornamented, rough, warted, striate, cracked conidiomata: absent | present conidia: ellipsoidal | bacilliform, bacillar [co] length [µm]: (low) 3.0 (high) 4.0 secondary metabolites: present secondary metabolites: hypothamnolic acid | sphaerophorin | squamatic acid primary photobiont: present secondary photobionts (eg in cephalodia): absent primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid.

substrate: soil, clay, humus, turf, detritus, dead leaves | rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified.
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Lucy Taylor  
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Troy McMullin  
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Stephen Sharnoff  
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Stephen Sharnoff  
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