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Orphniospora moriopsis (A. Massal.) D. Hawksw. (redirected from: Orphniospora atrata)
Family: Fuscideaceae
[Buellia atrata (Sm.) Anzi,  more]
Orphniospora moriopsis image
Stephen Sharnoff  
Life habit: lichenized (mutualistic with algal photobionts) thallus: crustose (crustaceous) – episubstratal – unspecified thallus: compartimentized – areolate, squamulate [th] upper surface: grey(ish) [th marginal and upper surface] specific structures: absent [th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 0.5 (high) 0.7 (max) 1.0 [th] morphol substructures (eg areoles, squamules): contiguous, coherent (throughout the thallus) [th] medulla amyloidity: present ascomata: absent | present ascoma: apothecial, apothecioid – hymenial ascoma [mm]: (low) 0.5 (high) 0.6 (max) 1.1 ascoma: subsessile, subimmersed, adnate, semi-immersed, emergent | sessile, superficial [ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded | subconvex, slightly convex [ascm, if apoth] disc, mazaedium: black(ish) [ascm, if apoth] disc, mazaedium: epruinose [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: black(ish) [ascm, if apoth] margin excipular photobionts: absent [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: brown(ish) (if pale: fawn, tan; if mid: cinnamon) [ascm] paraphyses/-oids: present [ascm] paraphyses/-oid cells width [µm]: (median) 2.0 [ascm] paraphyses/-oid apical cells width [µm]: (low) 3.0 (high) 4.0 (max) 5.0 [ascm] epihymenium, epithecium: green(ish) 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 [µm]: (min) 10.0 (low) 12.0 (high) 13.0 (max) 18.0 [asp] width [µm]: (low) 6.0 (high) 8.0 (max) 10.0 [asp] septa: absent – spore lumen unilocular, monolocular [asp] pigmentation: medium brown, brownish | greenish brown [asp] perispore, epispore: not apparent | thin, thinly halonate conidiomata: absent | present conidia: ellipsoidal | oblong, oblong-obtuse [co] length [µm]: (low) 3.0 (high) 4.0 secondary metabolites: present secondary metabolites: unknown/unidentified compound(s) primary photobiont: present secondary photobionts (eg in cephalodia): absent primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid.

substrate: rock – siliceous, siliciferous, acidic | rock, stones, pebbles – unspecified.