The Collaborative International Dictionary of English v.0.48:
Erica \E*ri"ca\, n. [NL., fr. L. erice heath, Gr. ?.] (Bot.) A genus of shrubby plants, including the heaths, many of them producing beautiful flowers. [1913 Webster]WordNet (r) 3.0 (2006):
erica n 1: any plant of the genus Erica [syn: erica, true heath]