castor bean plant

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castor bean plant poison

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3 documents for castor bean plant

- Deadly Seeds
Fruits are prickly capsules containing three seeds. [Castor] bean isn't a bean at all, nor did it get its name from the beaver, Castor canadensis. The castor plant is a member of the Euphorbia family and its name is derived from the Latin word ricinus for tick. (Indeed, castor plant seeds look remarkably like an engorged woodtick.) Each mottled seed's patterns are unique and very poisonous, containing a highly toxic substance called ricin. Two to six seeds ingested can prove fatal. It has been estimated that gram for gram, ricin is 6,000 times more poisonous than cyanide and 12,000 times more poisonous than rattlesnake venom. A dose of ricin weighing only two-millionths of an ounce (roughly the weight of a single grain of table salt) is enough to kill a 160-pound person. In 1978 the Bul...
- Winnipeg Free Press
- August 13, 2009
- New and Blooming
...Certain plants, though, will always stand out and catch your atte... would compare to a miniature version of a castor bean. A foliage plant only, it features large glos...
- Winnipeg Free Press
- October 08, 2011
- Chemicals Regulations (Chemical Weapons Convention)-Schedule 1
... of these Regulations, "facility" means the plant site, plant or unit where the activities authorize... chemical ricin occurring naturally in the castor bean plant (Ricinus communis) or its beans, if the...
- Canada Gazette Nbr. 13, June 30, 2004
- Part II - Official regulations
- Chemical Weapons Convention Implementation Act