castor bean


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Related to castor bean: castor bean plant, rosary pea

Ricinus

(ris'i-nŭs),
A genus of plants (family Euphorbiaceae) with one species, Ricinus communis, the castor oil plant, the source of castor oil; the leaves are said to be a galactagogue.
Synonym(s): castor bean
[L.]

castor bean

n.
1. The castor-oil plant.
2. The poisonous seed of the castor-oil plant, from which castor oil is obtained.

castor bean

Herbal medicine
The kernel of the seeds of Ricinus communis, which contain the highly toxic ricin and ricinine.

cas·tor bean

(kast'ŏr bēn)
Herbal agent made from the seed of Ricinus communis; widely used as a cathartic laxative; overdosage can produce gastrointestinal problems.
Synonym(s): Mexico seed, pei-ma.

castor bean

References in periodicals archive ?
2011) analyzed the performance of nine castor bean cultivars in Londrina, Parana, including two hybrids (Savana and Iris), four varieties (IAC Guarany, IAC 80, IAC 226, and AL Guarany 2002) and three local varieties (Preta, Coti, and Sangue de Boi), and reported that the hybrids were more precocious than the varieties and that the cultivar IAC Guarany had the highest yield.
Farahani and Aref (2008) conducted an experiment in which castor bean was treated with four nitrogen levels (0, 40, 80 and 120 kg ha-1) and showed that highest seed yield, biological yield and oil yield were achieved under application of 80 kg N ha-1, highest 1000 seed weight was received with 120 kg N ha-1.
Ricin is a protein located only in the castor bean endosperm, which promotes cell death by inhibiting protein synthesis, leading to death or inhibition of rumen microorganisms, thus reducing food degradation (Oliveira et al.
For the formulation of aqueous extracts, castor bean leaves were collected in experimental plantations of the University area, with plants in the vegetative stage.
In fact, in Mexico, castor beans are used to make jewellery for tourists.
tested positive for ricin, a deadly toxin derived from castor beans.
The aim of this study was to quantify the response of four varieties of castor bean to pruning lateral branches.
In the sprawling farmlands surrounding Wolaytta district, 350 kilometres (215 miles) south of the capital, Addis Ababa, the thorny foliage of castor bean stalks is slowly replacing the swaying maize fields most locals depended on.
There are the expected interlopers like yellow mustard, castor bean and tree tobacco that draw frowns from native plant preservationists.
Lavender: repels fleas and moths Castor bean plant: deters mice and moles (poisonous to humans)