The term 'BULB CROCUS' refers to a group of flowering plants in the Iridaceae family. The crossword solutions for this term are CORM (4 letters), IRID (4 letters), IRIDS (5 letters), IRIS (4 letters), and CORMS (5 letters). CORMS are a type of bulb-like structure that stores food and nutrients, while irids are a type of perennial plant with brightly colored flowers. IRIS is the genus name for this group of plants, and irids and CORMS are both plural forms of the same word.