Ogham (᚛ᚑᚌᚐᚋ᚜) is an alphabet that appears on monumental inscriptions dating from the 4th to the 6th century AD, and in manuscripts dating from the 6th to the 9th century. It was used mainly to write Primitive and Old Irish, and also to write Old Welsh, Pictish and Latin. It was inscribed on stone monuments throughout Ireland, particuarly Kerry, Cork and Waterford, and in England, Scotland, the Isle of Man and Wales, particularly in Pembrokeshire in south Wales. (...)
The Ogham. ( pronounced OH-am or OH-yam ) , is also know as the Druid's Alphabet. The letters correspond to their 20 sacred trees. The 25-letter alphabet was supposedly inspired by Ogma, god of eloquence. The letters are strung together along a central line, either vertically or horizontally, in which case the letters are rotated.
The Ogham alphabet (vertical) Ogham Alphabet - is an Early Medieval alphabet used primarily to write the Old Irish language, and the Brythonic language. Ogham is sometimes called the "Celtic Tree Alphabet", based on a High Medieval Bríatharogam tradition ascribing names of trees to the individual letters.