ice plant vs noonflower

ice plant

noun
  • Any of several plants in fig marigold family, Aizoaceae, which were formerly classified in the genus Mesembryanthemum along with Mesembryanthemum crystallinum. 

  • A succulent annual, Mesembryanthemum crystallinum, of the fig marigold family, having pale pink flowers and fleshy leaves covered with glistening water vesicles. 

  • Especially, Carpobrotus edulis. 

noonflower

noun
  • Flowers of the family Aizoaceae, especially those of the genus Carpobrotus. 

  • Flowers of the genus Bauhinia. 

  • Tragopogon, a type of aster that closes at midday. 

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