Species description:
Thallus minute; lobes averaging to less than 1 mm wide, occasionally cylindrical; true (i.e., basally constricted) isidia absent AND
Thallus entirely or at least primarily erect-cylindrical (primary lobes may be partly dorsiventral) AND
Over bark in humid climates; terminal lobes distinctly constricted at intervals
Comments:
The local material assigned to this species may be heterogeneous.
Source: Lichens of British Columbia
If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.
Illustration By: Trevor Goward
Source: Lichens of British Columbia