- Mesembryanthemum, genus Mesembryanthemum - South African annual or biennial plants having flowers that open only in bright sunlight
--1 is a kind of caryophylloid dicot genus
--1 is a member of
--1 has members: fig marigold, pebble plantAizoaceae, family Aizoaceae, Tetragoniaceae, family Tetragoniaceae, carpetweed family