a genus of plants belonging to the pentandra class, and to the 29th natural order, Compositae. See Botany Index.

RETULINGEN, a handsome, and formerly a free and imperial town of Germany, in the kingdom of Wirtemberg; seated in a plain on the river Escher, near the Neckar, adorned with handsome public buildings, and has a well frequented college. E. Long. 9. 10. N. Lat. 48. 31.