thalictrum anemonides
Webster's Dictionary (GCIDE)
Rue \Rue\ (r[udd]), n. [F. rue, L. ruta, akin to Gr. "ryth`; cf. AS. r[=u]de.]
1.(Bot.) A perennial suffrutescent plant (Ruta graveolens), having a strong, heavy odor and a bitter taste; herb of grace. It is used in medicine. [1913 Webster]
Then purged with euphrasy and rue The visual nerve, for he had much to see.— Milton.[1913 Webster]
They [the exorcists] are to try the devil by holy water, incense, sulphur, rue, which from thence, as we suppose, came to be called herb of grace.— Jer. Taylor.[1913 Webster]
2.Fig.: Bitterness; disappointment; grief; regret. [1913 Webster]
Goat's rue. See under Goat.
Rue anemone, a pretty springtime flower (Thalictrum anemonides) common in the United States.
Wall rue, a little fern (Asplenium Ruta-muraria) common on walls in Europe. [1913 Webster]