<  Letharia vulpina
Lobaria anthraspis  >
Click on Characteristic name for explanation. Click on image for larger version.
Lobaria anomala

Overview
PNW Range:
  West sideCommon
  East sideRare
  Immediate coastCommon
  Alpine or subalpineNone
Habitat: Low- to mid-elevation moist forests, including riparian areas, Willamette Valley hardwood forests (including oak savannas and ash swamps), and sporadically in mountain conifer forests.
Substrate: Bark and wood, most often on deciduous trees and shrubs, occasional on conifers; rarely on rock.
Comments: Previously known as Pseudocyphellaria anomala, but DNA evidence showed that it belonged in Lobaria, not Pseudocyphellaria.
Synonymy: Pseudocyphellaria anomala
Lobaria anomala - Habit
Habit
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): 20 (± 8)

Upper Surface
Upper Surface Color    (Dry) 
   Olive Brown: Rarely
   Brown: Almost always
   Tan: Sometimes
Upper Surface Tomentose: Never
Upper Surface Pruinose or Scabrid: Never
Upper Surface with Network of Ridges: Almost always
Upper Surface with Pseudocyphellae: Commonly
   Upper Surface with Holes into Cavity: Never
Cilia on Margins: Never
Lower Surface (Foliose)
Lower Surface Color    (Dry) 
   Whitish: Almost always
   Brown: Almost always
   Tan: Almost always
Veined Below: Never
Rhizinate Below: Sometimes
   Rhizines Squarrose: Never
Tomentose Below: Almost always
Cyphellae: Never
Pseudocyphellae Below: Almost always
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: Never
Cyanobacteria Primary Photobiont: Almost always
Internal Cephalodia: Never
External Cephalodia: Never

Chemistry
Medulla P+ Orange or Red: Sometimes
Medulla P+ Yellow: Rarely
Medulla K+ Yellow: Sometimes
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