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Fuscidea lowensis (H. Magn.) R. Anderson & Hertel (redirected from: Lecidea lowensis)
Family: Lecideaceae
[Lecidea lowensis H. Magn.]
Fuscidea lowensis image
Life habit: lichenized (mutualistic with algal photobionts) thallus: crustose (crustaceous) – episubstratal – unspecified thallus: compartimentized – areolate, squamulate [th] upper surface: brown(ish) (if pale: fawn, tan; if mid: cinnamon) [th upper surface]: pruinose [th marginal and upper surface] specific structures: absent [th] morphol substructures (eg areoles, lobes, branches) upper surface: verrucose, warted [th] medulla amyloidity: present ascomata: absent | present ascoma: apothecial, apothecioid – hymenial ascoma [mm]: (low) 0.4 (high) 0.7 (max) 0.9 ascoma: sessile, superficial [ascm, if apoth] disc, mazaedium: plane, flat, flattened, expanded [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] paraphyses/-oids: present [ascm] paraphyses/-oid cells width [µm]: (low) 1.5 (high) 2.0 [ascm] paraphyses/-oid apical cells width [µm]: (min) 5.0 [ascm] epihymenium, epithecium: brown(ish) (if pale: fawn, tan; if mid: cinnamon) 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: subglobose, subspherical [asp] length [µm]: (low) 7.0 (high) 10.0 [asp] width [µm]: (low) 6.0 (high) 7.0 [asp] septa: absent – spore lumen unilocular, monolocular [asp] pigmentation: hyaline, colourless [asp] perispore, epispore: not apparent conidiomata: absent | present conidia: ellipsoidal [co] length [µm]: (median) 4.0 secondary metabolites: present secondary metabolites: divaricatic acid primary photobiont: present secondary photobionts (eg in cephalodia): absent primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid.

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