ground ivy vs moneywort

ground ivy

noun
  • Glechoma hederacea, an aromatic, perennial, evergreen creeper of the mint family Lamiaceae. 

moneywort

noun
  • A European vine, Lysimachia nummularia, having yellow flowers; creeping Jenny, creeping Charlie. 

  • Bacopa monnieri. 

How often have the words ground ivy and moneywort occurred in a corpus of books? (source: Google Ngram Viewer )