crab cactus vs Schlumbergera truncatus

crab cactus and Schlumbergera truncatus both are nouns.

Word	Noun	Adjective	Verb	Adverb
crab cactus	Yes	No	No	No
Schlumbergera truncatus	Yes	No	No	No

As nouns, crab cactus and Schlumbergera truncatus are synonyms defined as:

crab cactus and Schlumbergera truncatus: South American jointed cactus with usually red flowers; often cultivated as a houseplant; sometimes classified as genus Schlumbergera

Other synonyms of crab cactus include Thanksgiving cactus, Zygocactus truncatus.

crab cactus (noun)	Schlumbergera truncatus (noun)
South American jointed cactus with usually red flowers; often cultivated as a houseplant; sometimes classified as genus Schlumbergera	South American jointed cactus with usually red flowers; often cultivated as a houseplant; sometimes classified as genus Schlumbergera