Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • proper n. A taxonomic genus within the family Araceae — the mother-in-law's tongue, dumb cane and similar plants.

from the GNU version of the Collaborative International Dictionary of English

  • n. a genus of evergreen perennial herbs of tropical America with lush foliage and poisonous sap; often cultivated as houseplants.

from The Century Dictionary and Cyclopedia

  • n. A genus of plants, of the natural order Araceœ, natives of tropical America.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. evergreen perennial herbs of tropical America with lush foliage and poisonous sap; often cultivated as houseplants

Etymologies

After Ernst Dieffenbach, a German physician. (Wiktionary)

Examples

  • The understory is dominated by shrubs of Aphelandra micans, Besleria disgrega, Psycotria macrophylla, and Hoffmannia apodantha, together with large colonies of giant herbs such as Musaceae (Heliconia bihai, H. revoluta), Araceae (Dieffenbachia maculata), Marantaceae, and many ferns.

    Cordillera La Costa montane forests

  • A third plant was Dieffenbachia seguine, the common “dumbcane” of Jamaica.

    The Serpent and the Rainbow

  • Dieffenbachia: The low-maintenance dieffenbachia plant has large, colorful leaves.

    ABC News: Top Stories

  • This impressive centrepiece is a Dieffenbachia, of the arum family.

    Apartment Therapy Main

  • Dieffenbachia) is a popular houseplant, but not everyone is aware (particularly if you don't read the labels on plants you buy) that the plant's sap is poisonous, causing a range of symptoms including inflammation of the mouth and a tingling sensation on the tongue if chewed.

    Horticultural

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