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The Llangernyw Yew. The Llangernyw Yew (pronounced [ɬanˈɡɛrnɨu] ⓘ) is an ancient yew (Taxus baccata) in the village of Llangernyw, Conwy, Wales. The tree is fragmented and its core part has been lost, leaving several enormous offshoots. The girth of the tree at the ground level is 10.75 m (35.3 ft). [1]
Kingley Vale is a 204.4-hectare (505-acre) biological Site of Special Scientific Interest north of Chichester in West Sussex. [1] [2] It is also a Special Area of Conservation [3] and a Nature Conservation Review site, Grade I. [4] An area of 147.9 hectares (365 acres) is a national nature reserve. [5]
Cephalotaxus species produce cephalotaxine, an alkaloid.Parry et al 1980 provides evidence that cephalotaxine is a phenylethylisoquinoline.However, they also find this genus to be unable to incorporate cinnamic acid into cephalotaxine, and incorporation of cinnamic acid is usually a step in phenylethylisoquinoline syntheses, throwing the phenylethylisoquinoline theory in to question.
Yews may grow to become exceptionally large (over 5 m diameter) and may live to be over 2,000 years old. Sometimes monks planted yews in the middle of their cloister, as at Muckross Abbey (Ireland) or abbaye de Jumièges (Normandy). Some ancient yew trees are located at St. Mary the Virgin Church, Overton-on-Dee in Wales. [citation needed]
Taxus is a genus of coniferous trees or shrubs known as yews in the family Taxaceae. [1] Yews occur around the globe in temperate zones of the northern hemisphere, northernmost in Norway and southernmost in the South Celebes. Some populations exist in tropical highlands. [2] The oldest known fossil species are from the Early Cretaceous. [3]
The Craigends Yew (NS4199566134) is an ancient European layering yew (Taxus baccata) growing next to the River Gryffe in what were the grounds of the Craigends Estate, Houston in Renfrewshire, Scotland. Estimates put its age at around 500 to 700 years old and it is one of the largest and oldest examples of a heritage layering yew in Scotland.
Epicormic albino leaf growth on the smaller Defynnog Yew. This yew tree or trees stands in the churchyard of St Cynog's Church.It is very hard to accurately determine the age of yew trees [7] [8] and a nearby café and gift shop holds a certificate of 2002 from the Yew Tree Campaign, signed by David Bellamy, which states that "according to all the data we have to hand" the tree is dated to ...
Cephalotaxus harringtonii, commonly known as Korean plum yew, [2] Japanese plum-yew, [3] Harrington's cephalotaxus, [4] or cowtail pine, is a species of coniferous shrub or small tree in the family Taxaceae. It is native to Japan, but is occasionally utilised in western gardens and several cultivars exist for these purposes.