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Definition of Genus Cereus
1. Noun. Genus of much-branched treelike or shrubby cacti with pronounced ribs and rounded needlelike spines and nocturnal flowers usually white.
Exact synonyms: Cereus
Generic synonyms: Caryophylloid Dicot Genus
Group relationships: Cactaceae, Cactus Family, Family Cactaceae
Member holonyms: Night-blooming Cereus
Generic synonyms: Caryophylloid Dicot Genus
Group relationships: Cactaceae, Cactus Family, Family Cactaceae
Member holonyms: Night-blooming Cereus