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Xanthomendoza mendozae

PNW Range:
  West sideOccasional
  East sideOccasional
  Immediate coastUncommon
  Alpine or subalpineOccasional
Habitat: Widespread, suboceanic to continental climates on steep rock faces, frequently beneath overhangs or otherwise sheltered rock.
Substrate: On noncalcareous or calcareous rock, usually steep faces where shaded, occasionally on bryophytes over rock.
Synonymy: Xanthoria mendozae
Xanthomendoza mendozae - Habit
by B. McCune
Xanthomendoza mendozae - Habit
by B. McCune
Scale: Bar=1mm unless noted
Growth Form
Fruticose: Never
Foliose: Almost always
Crustose: Never
Appressed Foliose: Commonly
Fluffy Foliose or Strappy: Sometimes
Dangling Hair: Never
Erect Hair: Never
Appressed Hair: Never
Stalks With Squamules: Never
Stalks: Never
Squamules: Never
Single Holdfast: Never
Dangling Nets: Never
Lobe Width (mm): 1 (± 0.5)

Upper Surface
Upper Surface Color    (Dry) 
   Pale Green: Rarely
   Dark Green: Rarely
   Orange: Almost always
   Yellow: Almost always
Upper Surface Tomentose: Never
Upper Surface Pruinose or Scabrid: Almost always
Upper Surface with Network of Ridges: Never
Upper Surface with Pseudocyphellae: Never
   Upper Surface with Holes into Cavity: Never
Cilia on Margins: Never
Lower Surface (Foliose)
Lower Surface Color    (Dry) 
   Orange: Almost always
   Yellow: Almost always
   Whitish: Almost always
Veined Below: Never
Rhizinate Below: Almost always
   Rhizines Squarrose: Never
Tomentose Below: Never
Cyphellae: Never
Pseudocyphellae Below: Never
Papillae Below: Never

Inside (Medulla) Yellow or Orange: Never
Central Cord: Never
Hollow Stalks or Hollow Lobes: Never
Gelatinous: Never

Green Algae Primary Photobiont: Almost always
Cyanobacteria Primary Photobiont: Never
Internal Cephalodia: Never
External Cephalodia: Never

Cortex K+ Purple or Red: Almost always
Sexual Reproduction
Perithecia: Never
Apothecia: Rarely
   Mazaedium: Never
Disk Color    (Dry) 
   Disk Orange: Almost always
   Disk Yellow: Rarely

Asexual Reproduction
Isidia: Never
Soredia: Almost always
Lobules: Never