Glossary

Term Scope Definition Editor
bark dendrology The protective outer layer of dead cells - cuticle
BNG
bole dendrology Main part of the stem of a tree before it separate
broad-leaf dendrology Trees other than conifer
BS5837 arboriculture Trees in relation to design, demolition and constr Kit on 2026-03-27
burr dendrology Excrescence at base of tree - much sought-after by
cambium dendrology Layer of living cells just under bark and at growi
cambrian dendrology the layer of living cells which divide to form the
canker dendrology Disease-damaged area of a tree usually caused by f
catkin dendrology Male or female flowers hanging in chains: they lac
Certificate of Lawfulness TBD
champion dendrology
CIL planning Levy payable by developer where GIA exceeed 100 sq Kit on 2026-03-13
Conservation Area planning Conservation areas have stricter planning controls
crown arboriculture The entire branch system of a tree
crown lift arboriculture This means removing lower branches to incease the
crown reduction arboriculture The tree crown is reduced by shortening branches,
crown thinning arboriculture This reduces the density of the tree's crown witho
cuticle dendrology The protective surface layer of a stem or leaf, of Kit on 2026-03-13
DBH arboriculture Diameter at Breast Height Kit on 2026-03-13
dioecious dendrology having the male and female reproductive organs on Kit on 2026-03-13
disease tree A number of tree diseases such as ash dieback thre
lignin dendrology
maiden dendrology A tree that has grown from a seedling (naturally o
Permitted Development TBD
phloem dendrology the living tissue which transports sugars made by
pith dendrology
Planning use classes planning Retail classes Class A1 – shops and retail outlets Kit on 2026-03-13
Planningonline Website planning Bristol City Council provides online access to al
pollard dendrology
remarkable dendrology Kit on 2026-03-13
Section 106 planning Payments agreed under section 106 must be applied
sessile dendrology fixed in one place, permanently attached to someth
stool dendrology the stump of a coppiced tree
tree dendrology
Tree Preservation Order planning A Tree Preservation Order is an order made by a lo
veteran dendrology
xylem dendrology the vessels that conduct water up and down a stem.