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Caloplaca approximata (Lynge) H. Magn.  
Family: Teloschistaceae
[Caloplaca vitellinula f. approximata Lynge]
Caloplaca approximata image
Life habit: lichenized (mutualistic with algal photobionts)thallus: crustose (crustaceous) episubstratal unspecified [th] upper surface: yellow(ish) red (orange red) ascomata: absent | present ascoma: apothecial, apothecioid hymenial ascoma [mm]: (median) 0.5 [ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded [ascm, if apoth] disc, mazaedium: yellow(ish) red (orange red) [ascm, if apoth] disc, mazaedium: epruinose [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: hyaline, colourless [ascm] paraphyses/-oids: present asci: lecanoralean [asc] tholus: thickened [asc] tholus amyloidity (iodine reaction): present [asc] tholus amyloidity pattern: entirely amyloid (= Catillaria-, Teloschistes-types etc) ascospores: (median) 8.0 [asp] shape: ellipsoidal [asp] length [m]: (min) 9.0(median) 10.0 (max) 13.0 [asp] width [m]: (min) 3.0(median) 4.0 (max) 6.0 [asp] septa: present | absent | present spore lumen bilocular, polarilocular, plurilocular [asp] septa: transversely septate [asp] transversal septa: (median) 1.0 [asp] pigmentation: hyaline, colourless [asp] perispore, epispore: not apparent secondary metabolites: present secondary metabolites: parietin primary photobiont: present secondary photobionts (eg in cephalodia): absent primary photobiont: chlorophytaceous trebouxiaceous, chlorococcoid.

substrate: rock calcareous, calciferous, basic.
Caloplaca approximata image
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