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All parts of a yew plant are toxic to humans with the exception of the yew berries (which however contain a toxic seed); additionally, male and dioecious yews in this genus release cytotoxic pollen, which can cause headaches, lethargy, aching joints, itching, and skin rashes; it is also a trigger for asthma. These pollen granules are extremely ...
The modern Irish name for Newry is An tIúr (pronounced [ənʲ ˈtʲuːɾˠ]), which means "the yew tree". An tIúr is a shortening of Iúr Cinn Trá, "yew tree at the head of the strand", which was formerly the most common Irish name for Newry. This relates to an apocryphal story that Saint Patrick planted a yew tree there in the 5th century.
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]
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.
Taxine alkaloids, which are often named under the collective title of taxines, are the toxic chemicals that can be isolated from the yew tree. [2] [3] The amount of taxine alkaloids depends on the species of yew, with Taxus baccata and Taxus cuspidata containing the most. [4]
Each is unique, but male trees produce more pollen and less flowers, which seems to be the preference when trying to keep tree litter to a minimum. This idea to keep streets clean leads to the ...
Kansas City ranked 20th most severe out of 100 cities on tree pollen, 36th on grass pollen and 34th on weed pollen. Its overall ranking of 21st in the country designated it a “worse than average ...
Taxus brevifolia, the Pacific yew or western yew, is a species of tree in the yew family Taxaceae native to the Pacific Northwest of North America. It is a small evergreen conifer , thriving in moisture and otherwise tending to take the form of a shrub .