Vegetation Flashcards
Sub arctic conifer forest of North America and Eurasia. Dominated by fir Spruce and Tamarack
Boreal Forest
A forest structure with multiple levels of growth from the ground up. A forest in which undergrowth closes out the area between the canopy to cover an area greater than 40% of the ground
Closed forest
Forest types typically closed formations
Mangrove forest and tropical rainforest
Define open forest
Formations with discontinuous tree layer but with a coverage of at least 10% and less than 40%
Examples of open forest formations
savannas, woodlands in Africa
Classification of closed forests (4)
Broadleafed forest, coniferous forest, bamboo/palms formations, mixed forest
What factor is the USDA hardiness zone based on
Average annual minimum winter temperature
Factors used to evaluate economic value of trees [4]
Size, species, condition/health, location
Fascination
Deformity that occurs in the plant
A plant that grows only in or on water
Hydrophyte