fig marigold vs icicle plant

fig marigold

noun
  • Any of the South African flowering plants of the family Aizoaceae. Members of the family include ice plants, living stones, pebble plants, and split rocks. 

icicle plant

noun
  • A plant in the daisy family,Asteraceae, with long, powdery-white leaves (Helichrysum thianschanicum). 

How often have the words fig marigold and icicle plant occurred in a corpus of books? (source: Google Ngram Viewer )