Part of the tree trunk extending between the stump and the first lower limbs; it has no offshoots.
limb
Offshoot growing directly out of a tree trunk, subsequently dividing into branches and twigs.
twig
The most slender offshoot of a tree branch.
crown
Part of the tree above the trunk, including the branches and the foliage.
radicle
The most slender offshoot of a tree root.
shallow root
Root, often having many offshoots, growing somewhat horizontally into the rich moist topsoil.
taproot
First root growing out of the seed that grows vertically into the soil; it usually has few offshoots, its main function being to anchor the tree in the ground.
branch
Offshoot of one of the tree’s limbs.
top
Apex of the tree’s crown.
branches
The aggregate of larger and smaller branches that provide support for the tree’s leaves, flowers and fruit.
foliage
The aggregate of the leaves on a tree; it is especially adapted to capture light and perform photosynthesis.
root-hair zone
Part of the radicle covered in small absorbent hairs that ensure the tree is supplied with mineral salts and water.
