<  Ramalina menziesii
Ramalina subleptocarpha  >
Click on Characteristic name for explanation. Click on image for larger version.
Ramalina roesleri

PNW Range:
  West sideRare
  East sideNone
  Immediate coastOccasional
  Alpine or subalpineNone
Habitat: Coastal Sitka spruce and pine forests at lower elevations, usually within a few km of the coast; fairly common within this restricted habitat.
Substrate: Bark and wood.
Synonymy: none
Ramalina roesleri - Habit
by B. McCune
Ramalina roesleri - Main branch
Main branch
by B. McCune
Ramalina roesleri - Habit
by B. McCune
Ramalina roesleri - Perforations
by B. McCune
Ramalina roesleri - Branch tips
Branch tips
by B. McCune
Scale: Bar=1mm unless noted
Growth Form
Fruticose: Almost always
Foliose: Never
Crustose: Never
Appressed Foliose: Never
Fluffy Foliose or Strappy: Never
Dangling Hair: Sometimes
Erect Hair: Sometimes
Appressed Hair: Never
Stalks With Squamules: Never
Stalks: Sometimes
Squamules: Never
Single Holdfast: Almost always
Dangling Nets: Never

Upper Surface
Upper Surface Color    (Dry) 
   Pale Yellow Green: Almost always
   Pale Green: Almost always
   Whitish: Sometimes
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

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

Usnic Acid: Almost always
Cortex KC+ Yellow: Almost always
Medulla UV+ Blue White: Almost always
Sexual Reproduction
Perithecia: Never
Apothecia: Rarely
   Mazaedium: Never
Disk Color    (Dry) 
   Disk Pale Greenish: Almost always
   Disk Brown or Tan: Almost always

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