yew

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yew

(yo͞o)
n.
1. Any of several poisonous evergreen coniferous trees or shrubs of the genus Taxus, having scarlet cup-shaped arils and flat needles that are dark green above and yellowish below. Yews contain compounds used in medicine and are often grown as ornamentals.
2. The wood of any of these trees, especially the durable, fine-grained wood of the Eurasian and North African species Taxus baccata, used in cabinetmaking and for archery bows.

yew (yōōˑ),

n Latin names:
Taxus brevifolia, Taxus baccata; parts used: bark, branch tips; uses: the deriva-tive taxol is used to treat metastatic cancers (particularly breast and ovarian); yew has traditionally been used for joint complaints, fever; precautions: pregnancy, lactation, children; patients with liver disease, compromised immune systems; those taking antineoplastic medications; may cause low blood pressure, hepatotoxicity, thrombocytopenia, anemia, leukopenia, neutropenia. Toxic, should not be used without supervision. Also called
American yew, California yew, chinwood, globeberry, ground hemlock, Oregon yew, or
western yew.

yew

see taxus.
References in periodicals archive ?
The variety Fastigiata (pictured top left), also known as Irish yew, has an upright columnar habit, measuring up to 1.
He said on social media that the tree could be at least 500 years old and he has been in touch with experts at the Ancient Yew Group.
Martin Gardner MBE, the Gardens' International Conifer Conservation Programme Co-ordinator who heads the scheme, says that the hedge is being grown because Britain's historic yew trees 'are under threat'.
The ancient yew in the churchyard has been standing since more than 3,000 years before Christ, according to tree ageing experts.
They have survived here in Wales better than anywhere else largely because Celtic traditions encouraged the planting of yews within the 'llan' and our wet climate and lower light levels led to a deeper veneration of one of the few native evergreen plants.
Improve public understanding about the conservation value of yews and their habitats through education programmes; and
The yews have grown from saplings into mature trees creating solid walls twisting and turning into the centre along 1,200 metres of grass pathways.
TRIMMINGS from yew hedges around Chirk Castle are being collected as they contain a vital ingredient found in a lifesaving anti-cancer drug.
Northern Ontario has been chosen as the prime location for the exploration and potential cultivation of the Canada yew, a plant that has important medicinal properties and is found across the country.
Twelve other yews were planted just below it and it came to represent the Sermon on the Mount.