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Ramalinaceae
Ramalina siliquosa Growth type fruticose.Chemical results: Reactions vary, four different chemical races. Common above the high-water mark on siliceous coastal rocks. Very variable. The thallus is greyish-white, erect or hanging downwards with narrow, warted, brittle lobes. Some forms can be abundantly fertile, the discs creamy-fawn. Soredia absent. Similar: Ramalina cuspidata, lobes with numerous black pycnidia. Ramalina subfarinacea, soredia K+ yellow to red |
Ramalina siliquosa