<  Stereocaulon vesuvianum
Sticta limbata  >
Click on Characteristic name for explanation. Click on image for larger version.
Sticta fuliginosa

Overview
PNW Range:
  West sideCommon
  East sideNone
  Immediate coastCommon
  Alpine or subalpineNone
Habitat: Fairly common in warm, moist, low-elevation forests, especially valley and foothill hardwoods such as ash swamps and oak forests. Sporadic in mountain conifer forests.
Substrate: Usually on bark or wood of hardwoods; occasionally on conifers, rarely on rock.
Comments: Applied here in broad sense, including S. gretae.
Synonymy: none
Sticta fuliginosa - Cyphellae, section
Cyphellae, section
by B. McCune
1/5
Sticta fuliginosa - Isidia
Isidia
by B. McCune
2/5
Sticta fuliginosa - Habit
Habit
by B. McCune
3/5
Sticta fuliginosa - Cyphellae
Cyphellae
by B. McCune
4/5
Sticta fuliginosa - Isidia
Isidia
by B. McCune
5/5
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: Sometimes
Dangling Nets: Never
Lobe Width (mm): 12 (± 5)

Upper Surface
Upper Surface Color    (Dry) 
   Dark Gray: Almost always
   Black: Almost always
   Olive Black: Sometimes
   Olive Brown: Commonly
   Brown: 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) 
   Whitish: Rarely
   Brown: Almost always
   Tan: Almost always
Veined Below: Never
Rhizinate Below: Never
Tomentose Below: Almost always
Cyphellae: Almost always
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: Never
Cyanobacteria Primary Photobiont: Almost always
Internal Cephalodia: Never
External Cephalodia: Never

Sexual Reproduction
Perithecia: Never
Apothecia: Never
   Mazaedium: Never
Disk Color    (Dry) 
   Disk Brown or Tan: Almost always

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