Keywords: 20130407Mithrasgrotte Halberg4.jpg Moos an der Mithrasgrotte am Halberg Saarbrücken own AnRo0002 2013-04-07 Cc-zero Mithrasgrotte Saarbrücken Flora of Brebach-Fechingen Bryophyta Flora of Saarland in April Bryophyta Bryophyta in Saarland 04 Unidentified moss on rocks |