black alder winterberry vs spiceberry

black alder winterberry

noun
  • A deciduous holly shrub, Ilex verticillata, native to eastern North America, growing best in moist circumstances. 

spiceberry

noun
  • A compact flowering plant, Ardisia crenata, native to East Asia. 

  • Its fruit, a glossy, bright red drupe. 

How often have the words black alder winterberry and spiceberry occurred in a corpus of books? (source: Google Ngram Viewer )