Specimen of Rorippa pyrenaica (Pyrenean cress), collected in El Escorial (Spain, province of Madrid), Puerto de la Cruz Verde, at an altitude of 1300 m in a humid environment with siliceous substrate, on 4 June 1980. The specimen is preserved in the Herbarium of the Société pour l'échange de plantes vasculaires de l'Europe et du bassin méditerranéen.
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