Glossary of Park Terms Aper - boar Arcus-bow Averria - mentioned in 1229 in Havering Park, the term seems to refer to domestic rather than wild swine, both of which arc recorded in the park at this time Avesagium - payment for pannage Ballista - crossbow Bank and ditch - parks often had a boundary bank with an internal ditch to keep animals in. Sometimes a significant earth-work as at Ongar Great Park, in other cases, as in the Tudor Fairmead Park, no trace of a boundary bank and ditch can be found. The bank was usually surmounted with the park pale (see fossatum) Battue - The hue and cry that drove the deer from their enclosure, the paroke, towards the hunting party in a Tudor ritual hunt Berner - (also Bernarius) - keeper of dogs Bovettus - (also bouettis) - a young ox Brake - brake fern or bracken (Pteridium aquilinum), rarely recorded in park literature. It was usually collected in the autumn for animal litter and for covering root vegetables to keep the frost off. Its main use for deer was as cover for the fawns. In 1331 - 2 bracken was sold from Rayleigh Park Brocket - young male red deer Browse - branches cut from pollards as a supplementary feed for the deer Buck - a mature male fallow deer Buckhay - an enclosure for holding deer (see also deerhay) Buckstall - a device for trapping deer Cablicium - fallen wood Capreolus - roebuck Clap-gate - a self-closing swing-gate that prevented deer and other livestock from straying from a park. Clap-gate Lane at Waltham Abbey possibly commemorates such a gate on the northern edge of Waltham Park Compartment - an enclosed area within a park, often with a boundary bank with an external ditch (to keep animals out). Coppiced woodland is the usual reason for a permanent enclosure. Temporary enclosures (fenced) could be made to separate livestock Crotties - deer droppings 56 Essex Parks: Section 1 - Parks in Essex