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Hypogymnia apinnata

Overview
PNW Range:
  West sideCommon
  East sideUncommon
  Immediate coastAbundant
  Alpine or subalpineNone
Habitat: Moist conifer forests, low to mid elevations.
Substrate: Bark and wood, mainly on conifers.
Comments:
Synonymy: none
Hypogymnia apinnata - Apothecia
Apothecia
by B. McCune
1/12
Hypogymnia apinnata - Lobe tips
Lobe tips
by B. McCune
2/12
Hypogymnia apinnata - Habit
Habit
by B. McCune
3/12
Hypogymnia apinnata - Habit
Habit
by B. McCune
4/12
Hypogymnia apinnata - Habit
Habit
by B. McCune
5/12
Hypogymnia apinnata - Lobes
Lobes
by B. McCune
6/12
Hypogymnia apinnata - Lobe cavity
Lobe cavity
by B. McCune
7/12
Hypogymnia apinnata - Lower surface
Lower surface
by B. McCune
8/12
Hypogymnia apinnata - Apothecia
Apothecia
by B. McCune
9/12
Hypogymnia apinnata - Habit
Habit
by B. McCune
10/12
Hypogymnia apinnata - Hymenium
Hymenium
by B. McCune
11/12
Hypogymnia apinnata - Habit
Habit
by B. McCune
12/12
Scale: Bar=1mm unless noted
Growth Form
Fruticose: Never
Foliose: Almost always
Crustose: Never
Appressed Foliose: Sometimes
Fluffy Foliose or Strappy: Commonly
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): 2.5 (± 0.75)

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: Never
Upper Surface with Pseudocyphellae: Never
   Upper Surface with Holes into Cavity: Never
Cilia on Margins: Never
Lower Surface (Foliose)
Lower Surface Color    (Dry) 
   Black: Almost always
Veined Below: Never
Rhizinate Below: 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: Almost always
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
Sexual Reproduction
Perithecia: Never
Apothecia: Commonly
   Mazaedium: Never
Disk Color    (Dry) 
   Disk Brown or Tan: Almost always

Asexual Reproduction
Isidia: Never
Soredia: Never
Lobules: Never