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Cladonia grayi G. Merr. ex Sandst.
Family: Cladoniaceae
[Cladonia chlorophaea var. grayi (G. Merr.) P.A. Duvign.,  more]
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Stephen Sharnoff  
Life habit: lichenized (mutualistic with algal photobionts) thallus: squamulose (squamulous) | fruticose (fruticous), shrub-like, beard-like [th] upper surface: green(ish) grey | brown(ish) grey [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]: (min) 7.0 [th] morphol substructures (eg areoles, lobes, branches) upper surface: verruculose, minutely warted | squamulose ascomata: absent | present ascoma: apothecial, apothecioid – hymenial ascoma [mm]: (low) 1.0 (high) 2.0 ascoma: pedicellate, stipitate, pedunculate, stalked [ascm, if apoth] disc, mazaedium: brown(ish) (if pale: fawn, tan; if mid: cinnamon) [ascm] paraphyses/-oids: present asci: lecanoralean [asc] tholus: thickened [asc] tholus amyloidity (iodine reaction): present [asc] tholus amyloidity pattern: with amyloid tube (= Collema-, Micarea-, Porpidia-, Psora-types etc) ascospores: (median) 8.0 [asp] shape: oblong, oblong-obtuse [asp] length [µm]: (low) 10.0 (high) 12.0 [asp] width [µm]: (low) 2.0 (high) 3.0 [asp] septa: absent – spore lumen unilocular, monolocular [asp] pigmentation: hyaline, colourless [asp] perispore, epispore: not apparent conidiomata: absent | present conidia: falcate [co] length [µm]: (median) 7.0 secondary metabolites: present secondary metabolites: 4-O-demethylgrayanic acid | colensoic acid | confumarprotocetraric acid | divaronic acid | fumarprotocetraric acid | grayanic acid | protocetraric acid | stenosporonic acid primary photobiont: present secondary photobionts (eg in cephalodia): absent primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid.

substrate: soil, clay, humus, turf, detritus, dead leaves | wood – dead, living.
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Gary Perlmutter  
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Gary Perlmutter  
Cladonia grayi image
Stephen Sharnoff  
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Stephen Sharnoff  
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Stephen Sharnoff  
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Stephen Sharnoff  
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Stephen Sharnoff  
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Stephen Sharnoff  
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