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.
Rue, v. t. [imp. & p. p. Rued (?); p. pr. & vb. n. Ruing.] [OE. rewen,
reouwen, to grive, make sorry, AS. hreówan; akin to OS. hrewan, D.
rouwen, OHG. hriuwan, G. reun, Icel. hruggr grieved, hrugð sorrow.
√ 18. Cf. Ruth.] 1. To lament; to regret extremely; to grieve for
or over. Chaucer.