zygocactus : Idioms & Phrases
genus zygocactus
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noun small genus of Brazilian cacti having flat fleshy usually branched joints and showy red or pink flowers followed by red fleshy fruits
Zygocactus.
WordNet
zygocactus truncatus
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noun South American jointed cactus with usually red flowers; often cultivated as a houseplant; sometimes classified as genus Schlumbergera
Thanksgiving cactus; crab cactus; Schlumbergera truncatus.