Order: Lecanorales Family: Cladoniaceae
Species: Cladonia polydactyla
Photos: On rotting post and wall. Gougane Barra, Cork, SW Ireland. Identified by John Douglass
Very variable. Small bluish-green primary squamules, tips incised, orange-brown (K+ purple-red) at base. Grey podetia are squamulose below, farinose-sorediate above, more/less branched. Cups when present often with secondary podetia on margins. Apothecia and pycnidia are frequent, bright red.
Widespread on rotting wood, among moss and on peat and soil. Occurs on heaths and in woodlands.
Thallus K+ yellow-orange, C-, KC-, P+ orange, UV-
Similar: Cladonia macilenta
Cladonia polydactyla. August and November 2009