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Punctelia jeckeri

Overview
PNW Range:
  West sideUncommon
  East sideNone
  Immediate coastRare
  Alpine or subalpineNone
Habitat: Valley and foothill forests, most common in suburban and urban habitats.
Substrate: Bark and wood, usually on hardwoods.
Comments:
Synonymy: Punctelia subrudecta (in our area)
Punctelia jeckeri - Lower
Lower
by B. McCune
1/6
Punctelia jeckeri - Pseudocyphellae
Pseudocyphellae
by B. McCune
2/6
Punctelia jeckeri - Habit
Habit
by B. McCune
3/6
Punctelia jeckeri - Soralia
Soralia
by B. McCune
4/6
Punctelia jeckeri - Habit
Habit
by B. McCune
5/6
Punctelia jeckeri - Soralia
Soralia
by B. McCune
6/6
Scale: Bar=1mm unless noted
Growth Form
Fruticose: Never
Foliose: Almost always
Crustose: Never
Appressed Foliose: Almost always
Fluffy Foliose or Strappy: Never
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): 6.5 (± 2)

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

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

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

Chemistry
Cortex K+ Yellow: Almost always
Medulla C+ Orange, Red, or Pink: Almost always
Medulla KC+ Orange, Red, or Pink: Almost always
Sexual Reproduction
Perithecia: Never
Apothecia: Rarely
   Mazaedium: Never
Disk Color    (Dry) 
   Disk Brown or Tan: Almost always

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