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Due to all parts of the yew and its volatile oils being poisonous and cardiotoxic, [4] [7] [68] a mask should be worn if one comes in contact with sawdust from the wood. [ 69 ] One of the world's oldest surviving wooden artifacts is a Clactonian yew [ 70 ] spear head, found in 1911 at Clacton-on-Sea , in Essex , UK.
Most longbow wood used in northern Europe was imported from Iberia, where climatic conditions are better for growing the knot-free yew wood required. [23] The yew longbow was the critical weapon used by the English in the defeat of the French cavalry at the Battle of Agincourt, 1415.
Yews are native to Wales and being extremely poisonous to stock and humans many have been dug up or planted within stock-proof enclosures such as churchyards where they commonly occur. The yew's wood is traditionally used to make longbows and the generic name 'Taxus' refers to the wood's connection to the sport of archery, namely toxophily.
Taxus canadensis, the Canada yew [2] or Canadian yew, is a conifer native to central and eastern North America, thriving in swampy woods, ravines, riverbanks and on lake shores. Locally called simply as "yew", this species is also referred to as American yew or ground-hemlock. Most of its range is well north of the Ohio River.
Dried yew plant material retains its toxicity for several months and even increases its toxicity as the water is removed, [18] fallen leaves are also toxic. [19] Although poisoning usually occurs when leaves of yew trees are eaten, in at least one case a victim inhaled sawdust from a yew tree. [20]
Fruits, vegetables, seeds and beans are all essential parts of a well-balanced and healthy diet, but if these health gems are not consumed properly, they could be poisonous and detrimental to our ...
The use of fire retardants is imperative to putting out wildfires that expose millions of people to health risks, including from a toxic mix of microscopic particles that can cause breathing and ...
Taxaceae (/ t æ k ˈ s eɪ s i. iː,-ˌ aɪ /), commonly called the yew family, is a coniferous family which includes six extant and two extinct genera, and about 30 species of plants, or in older interpretations three genera and 7 to 12 species.