SQUAMULES: 1.5-5(-7) mm long, deeply divided
PODETIA: 10-25 mm tall, 1-2(-2.5)mm wide, mostly unbranched, with or without narrow cups, finely to coarsely sorediate over most of the length
APOTHECIA: frequent, red
CHEMISTRY: either 1) K-, PD-, UV+ blue, or 2) K+ deep yellow, PD+ yellow-orange, UV-
Common Name: Shaded Cladonia
Highly variable stalked cladonia. Cupped or not, with or without red apothecia, squamules with or without soredia, … Found in sheltered humid places.
Trevor Goward has called this the “Because-It’s-There Pixie Cup”, perhaps saying all that needs to be said about this difficult species.
Rotting wood and base of trees in sheltered places.
C. macilenta is similar. See the comments there.
