Quercus robur the oak tree at Boscobel House, where the future King Charles II hid from his Parliamentarian pursuers in 1650 during the English Civil War; the tree has since been known as the Royal Oak. This event was celebrated nationally on 29 May as Oak Apple Day, which is continued to this day in some communities. ‘The Royal Oak’ is the third most popular pub name in Britain (541 in 2007) and has been the name of eight major Royal Navy warships. The naval associations are strengthened by the fact that oak was the main construction material for sailing warships. The
Royal Oak, Cardiff status in 2006 as a "well-preserved late C19 purpose-built public house particularly rare in preserving much of its original planning in the bar areas". The pub was known for serving its Brains SA beer by gravity from barrels behind the bar, though in the 21st century it is pumped from the cellar, still 'flat' without a creamy head. In 2010 the Royal Oak was the only Cardiff pub to make it onto list of the Top 100 Famous UK pubs, compiled by whisky maker Famous Grouse. Royal Oak, Cardiff The Royal Oak is a Grade II listed public house on