genus ricinus
Definition
Noun: - A taxonomic genus within the family Euphorbiaceae, consisting of a single known species: the castor-oil plant (Ricinus communis). It refers to a group of herbaceous plants or shrubs characterized by large, palmate leaves and spiny seed capsules.
Usage Examples
- The genus Ricinus is monotypic, containing only the castor bean plant.
- Botanists classify the castor-oil plant under the genus Ricinus.
- The seeds of plants in the genus Ricinus are the source of castor oil.
Advanced Usage
- In botanical nomenclature, genus Ricinus is always italicized to indicate it is a scientific name. The genus name is capitalized.
- Example: The study focused on the growth patterns of Ricinus communis.
Variants and Related Words
- Ricinus communis (n): The sole species within the genus Ricinus, commonly known as the castor bean or castor-oil plant.
- Monotypic genus (n): A taxonomic genus that contains only one recognized species, such as .
Synonyms
- Ricinus (n): The abbreviated, standard form used in scientific contexts to refer to the genus.
Notes on Meaning
- The term genus Ricinus is used exclusively in scientific and botanical contexts. In everyday language, people refer to the plant itself as the "castor bean plant" or "castor-oil plant." The term specifies the plant's precise taxonomic classification.
Noun
-
a genus of herb having only one known species: castor-oil plant
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