castor bean plant


Also found in: Thesaurus, Wikipedia.
Related to castor bean plant: castor oil
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.castor bean plant - large shrub of tropical Africa and Asia having large palmate leaves and spiny capsules containing seeds that are the source of castor oil and ricincastor bean plant - large shrub of tropical Africa and Asia having large palmate leaves and spiny capsules containing seeds that are the source of castor oil and ricin; widely naturalized throughout the tropics
castor bean - the toxic seed of the castor-oil plant; source of castor oil
genus Ricinus, Ricinus - a genus of herb having only one known species: castor-oil plant
bush, shrub - a low woody perennial plant usually having several major stems
References in periodicals archive ?
The experiment was conducted in a randomized block design with four replications, using a 4 x 2 factorial arrangement, consisting of four plant densities (13,574, 24,512, 36,816, and 40,723 plants [ha.sup.-1]) of castor bean and two crop systems (single crop, and intercrop with Urochloa ruziziensis between the castor bean plant rows).
The company explained that its Ellume Polarised lenses are made from the castor bean plant, which is sourced from Switzerland, and have an Abbe value of 31, which allows the wearer "to see colour, clarity and contrast like never before."
In September 1978, Bulgarian dissident Georgi Markov was assassinated in London using an umbrella loaded with ricin, a toxin produced naturally by the castor bean plant.
Ricin is a protein that is found in the seeds of the castor bean plant, the same plant that yields castor oil.
The Orgasol Green Touch life cycle starts with the castor bean plant named Ricinus communis.
A castor bean plant with reddish-green leaves and vermillion blossoms hides the fire hydrant on the east side.
The castor bean plant (ricinus communis) is a 4- to 12-foot shrub-like herb originating in Southeast Africa, but it has a worldwide distribution.
The poison, derived from the castor bean plant, is extremely deadly in tiny amounts.
It is derived from the castor bean plant and is relatively easily made.
Ricin is a biologic toxin derived from the castor bean plant Ricinus communis (1,2) (Box).