The Collaborative International Dictionary of English v.0.48:
Empetrum \Empetrum\ prop. n. A genus of heathlike shrubs including the crowberry (Empetrum nigrum). Syn: genus Empetrum. [WordNet 1.5 +PJC]The Collaborative International Dictionary of English v.0.48:
Empetraceae \Empetraceae\ n. a natural family of heathlike shrubs including the crowberry (Empetrum nigrum). Syn: family Empetraceae, crowberry family. [WordNet 1.5 +PJC]