MARSH

a wetland without trees, and which often has standing water.

LOAM

soil containing a mixture of clay, silt, sand, and humus. Loam contains a variety of particle sizes, which makes it ideal for most trees and …

HEARTWOOD

the older, harder, nonliving central portion of wood of some trees that is usually darker, denser, less permeable, and more durable than the surrounding sapwood. …

HARDWOOD

1) a deciduous or broadleaf tree. 2) the wood from such trees.

FOREST

a large area of land primarily covered with trees as well as the other organisms, soil, water, and air associated with them.

FIELD

a terrestrial area devoid of trees, and generally characterized by grass or other herbaceous vegetation.

EVEN-AGED STAND

a forest area in which all the trees are the same age due to simultaneous planting or harvesting or having originated following a major disturbance …

DENDROLOGY

a branch of botany devoted to the study of trees.

DENDROCHRONOLOGY

the science of dating events and variations in the environment in former periods by comparative study of growth rings in trees and aged wood.

DECIDUOUS

describes a plant that periodically (typically in autumn) loses all its leaves. Most North American broadleaf trees are deciduous. A few conifers, such as the …