A  B   C   D   E   F   G   H   I   J   K   L   M  

N   O   P   Q   R   S   T   U   V   W   X   Y   Z

Margin - the outer edge of a leaf.

Marker - (historical term) person who puts the lumber companys stamp on the end of each log.

Maturity - part of a trees life when noticeable growth slows and it can begin reproduction.

Merchantable - being the appropriate size and condition to be sold.

Merchantable Timber - trees with economic value.

Merritt Hypsometer - a graduated rule used to measure the height of standing trees.

Microclimate - variations of the climate within a given area, usually influenced by hills, hollows, structures or proximity to bodies of water. A microclimate differs significantly from the general climate of a region.

Microhabitat - a specific combination of habitat elements in an area that are needed by a particular organism.

Mixed Forest - forest having both coniferous and deciduous trees.

Monocotyledon - one of the two classes of angiosperms. A plant whose embryo has one seed leaf.

Monoculture - a stand of trees of all the same species.

Moraine - a landform created when material was pushed up by a glacier into distinct landforms. Found in the south east part of Wisconsin.

Multiple Use - a type of forest management that promotes at least two types of forest use (e.g., recreation and wildlife habitat).