Taxon:

Display as:
General
  substrate
   rock (unspecified)
   bark
   non-calciferous rock
Thallus Growth Morphology
  crustose growth forms
   granular
   rimose
   areolate (flattened areoles)
Ascomata
  ascomata disc curvature*
   weakly convex
   convex
  ascomata disc color*
   black
   blackish brown
   brown
Asci
  tholus amyloidity pattern*
   amyloid and with wide, axial body divergent towards apex (Lecanora-type)
   with amyloid cap
   entirely amyloid
Ascospores
  ascospores septation
   absent
   present
  ascospores wall pigmentation*
   medium brownish
   pale brownish
Upper Thallus Surface
  upper surface color - overall*
   brownish orange
   greenish brown
   greenish grey
   reddish brown
   grey
   brownish green
   brownish grey
   yellowish grey
   brown
  upper surface pruina - presence/absence*
   present
   absent
  upper surface structure*
   smooth
   verruculose
   verrucose
   rugose (wrinkled)

Harpers Ferry National Historical Park

James P. Bennett and Clifford M. Wetmore
Species Count: 3

Pertusariaceae

Umbilicariaceae