Common Macrolichens of the PNW Home Species List Identification Key Characteristics Color Chart Project Page About
<  Umbilicaria havaasii
Umbilicaria phaea  >
Click on Characteristic name for explanation. Click on image for larger version.
Umbilicaria hyperborea

Overview
PNW Range:
  West sideCommon
  East sideCommon
  Immediate coastRare
  Alpine or subalpineCommon
Habitat: Exposed rock outcrops; west Cascades mainly at higher elevations; east Cascades common at all elevations.
Substrate: Rock (noncalcareous).
Comments:
Synonymy: none
Umbilicaria hyperborea - Upper surface
Upper surface
by B. McCune
1/11
Umbilicaria hyperborea - Apothecia
Apothecia
by B. McCune
2/11
Umbilicaria hyperborea - Apothecia
Apothecia
by B. McCune
3/11
Umbilicaria hyperborea - Lower
Lower
by B. McCune
4/11
Umbilicaria hyperborea - Habit
Habit
by B. McCune
5/11
Umbilicaria hyperborea - Habit
Habit
by B. McCune
6/11
Umbilicaria hyperborea - Spores
Spores
by B. McCune
7/11
Umbilicaria hyperborea - Lower
Lower
by B. McCune
8/11
Umbilicaria hyperborea - Upper surface
Upper surface
by B. McCune
9/11
Umbilicaria hyperborea - Lower
Lower
by B. McCune
10/11
Umbilicaria hyperborea - Lower
Lower
by B. McCune
11/11
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: Almost always
Dangling Nets: Never
Lobe Width (mm): 15 (± 7)

Upper Surface
Upper Surface Color    (Dry) 
   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) 
   Dark Gray: Sometimes
   Black: Sometimes
   Brown: Almost always
   Tan: Sometimes
Veined Below: Never
Rhizinate Below: Sometimes
   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
Medulla C+ Orange, Red, or Pink: Almost always
Medulla KC+ Orange, Red, or Pink: Almost always
Medulla UV+ Blue White: Rarely
Sexual Reproduction
Perithecia: Never
Apothecia: Sometimes
   Mazaedium: Never
Disk Color    (Dry) 
   Disk Black: Almost always

Asexual Reproduction
Isidia: Never
Soredia: Never
Lobules: Never
Copyright © 2019-2024 by Bruce McCune & Sunia Yang     Source for Habitat and Substrate: Macrolichens of the Pacific Northwest    Other Rights: Attribution-NonCommercial 4.0 International