海苔[nori] nori (edible seaweed, esp. species Porphyra tenera and others of genus Porphyra, usu. dried and pressed into sheets)
乾海苔[hoshinori] dried edible seaweed
苔状[taijou] mossy
苔類[kokerui] bryophyte (any of three groups of non-vascular land plants, inc. mosses, hornworts and liverworts)
苔癬[taisen] lichen

蘚苔[sentai] moss
転石苔を生ぜず[tensekikokewoshouzezu] a rolling stone gathers no moss
布海苔[funori] funori (seaweed)
蘚苔学[sentaigaku] bryology