Ricinus
/'risinəs/
Definition
- Noun:
- A genus of flowering plants: "Ricinus" is a genus in the spurge family (Euphorbiaceae). It is a monotypic genus, meaning it contains only one known species.
- The castor oil plant: This single species is Ricinus communis, commonly known as the castor bean or castor-oil plant.
Usage Examples
- Noun:
- The genus Ricinus is native to tropical Africa.
- Ricinus communis is cultivated for its seeds, which are the source of castor oil.
- All parts of the Ricinus plant are poisonous if ingested.
Advanced Usage
- In botanical taxonomy: The name "Ricinus" is used in the formal scientific classification of the plant.
- The plant was classified under the genus Ricinus by Carl Linnaeus.
Variants and Related Words
- Ricinine (n): A poisonous alkaloid found in the castor bean plant ().
- Ricinus communis (n): The full scientific name for the castor oil plant, the sole species within the genus .
Synonyms
- Castor bean plant: The common name for .
- Castor-oil plant: Another common name for the same species.
Notes
- The word "Ricinus" is almost exclusively used in scientific, botanical, or horticultural contexts. In everyday language, people refer to the "castor bean plant."
- It is important to distinguish between the genus name () and the common plant name (castor bean). The genus name is always italicized in scientific writing.
Noun
-
a genus of herb having only one known species: castor-oil plant
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