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Asplenium ruta-muraria L.

Flora Europaea the Linnean original specimen perennial, H, polyploid, 2n=144 (n=9) mesoxeric to mesic saxicole small fern circumpolar, Holarctic Elyno-Seslerietea, Aspleietea trichomanis, Potentilletalia caulescentis, Tortulo-Cymbalarietalia R3115, R3124, R3403, R6111, R6202, R6204, R6206, R6207, R6209, R6210, R6211, R6212, R6214, R6216, R6217, R6218, R6219, R6221 habitats A widespread circumpolar little fern which populates rock outcrops from the forest-steppe up to the subalpine belt north of Podeni, Plesoara Hill, Cluj county, 30th of November 2009 dr. Alexandru Badarau, alexandru@transsilvanica.com