Common Macrolichens of the PNW
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Cladonia albonigra
Cladonia borealis
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Click on Characteristic name for explanation. Click on image for larger version.
Cladonia bellidiflora
Overview
PNW Range:
West side
Occasional
East side
None
Immediate coast
Rare
Alpine or subalpine
Rare
Habitat:
Most frequent on cool, moist talus slopes, outcrops, and old lava flows; occasional in forests and sand dunes.
Substrate:
On mossy rocks, less often on bark, wood, and soil.
Comments:
Synonymy:
none
Habit
Growth Form
Fruticose
:
Almost always
Foliose
:
Never
Crustose
:
Never
Appressed Foliose
:
Never
Fluffy Foliose or Strappy
:
Never
Dangling Hair
:
Never
Erect Hair
:
Never
Appressed Hair
:
Never
Stalks With Squamules
:
Almost always
Stalks
:
Almost always
Squamules
:
Almost always
Single Holdfast
:
Never
Dangling Nets
:
Never
Upper Surface
Upper Surface Color
(Dry)
Pale Gray Green
:
Sometimes
Pale Yellow Green
:
Almost always
Pale Green
:
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
:
Almost always
Pale Gray
:
Sometimes
Veined 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
Usnic Acid
:
Almost always
Cortex KC+ Yellow
:
Almost always
Medulla UV+ Blue White
:
Almost always
Sexual Reproduction
Perithecia
:
Never
Apothecia
:
Sometimes
Mazaedium
:
Never
Disk Color
(Dry)
Disk Red
:
Almost always
Asexual Reproduction
Isidia
:
Never
Soredia
:
Never
Lobules
:
Almost always
Cladonia Specific
Cup forming
:
Commonly
Richly Branched
:
Never
Stalks With Melanotic Base
:
Never
Branch Axils Or Cups Open
:
Never
