Synonyms for Beefsteak Plant (same or very similar meaning)
WordNet sense 1 (plant grown for its ornamental red or purple foliage):
Perilla frutescens crispaWordNet sense 2 (South American plant having green to purple or red branches with green to purple ornamental foliage and spikes of insignificant woolly flowers with dry membranous bracts):
beef plant, Iresine herbstii, Iresine reticulataFrom the ODE community, based on WordNetadd/edit