Ptilidium californicum
Ptilidium californicum (Austin) Underw. & O.F.Cook
Ptilidium californicum is a species in the genus Ptilidium, belonging to the family Ptilidiaceae. It was published in 1890 by (Austin) Underw. & O.F.Cook.
Synonyms
Lepidozia californicaMastigophora californicaPtilidium californicum var. californicumPtilidium californicum var. multispinum

