Ruta L.
Ruta is a small genus of five to seven species, all native in the Mediterranean region, western Asia and Macaronesia. A few species are cultivated as ornamentals or as a medicinal herb (Nelson 1997, Jäger & al 2008) but only one, Ruta graveolens, more or less widely so.
Literature:
Jäger E.J., Ebel F., Hanelt P. & Müller G. (eds.) (2008) Rothmaler Band 5. Exkursionsflora von Deutschland. Krautige Zier- und Nutzpflanzen. Springer Verlag, Berlin: 880 p.
Nelson E.C. (1997) Ruta. In: Walters S.M. & al. (eds.), The European Garden Flora, vol. 3. Cambridge University Press, Cambridge: 103.
Townsend C.C. (1968) Ruta. In: Tutin T.G. & al. (eds.), Flora Europaea, vol. 2. Cambridge University Press, Cambridge: 227.
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