overstory


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Related to overstory: understory

overstory

1. An upper floor.
2. Same as clerestory.
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During 1997, an intense drought in the central Amazon basin caused high mortality of mostly canopy and overstory tree species, which suggests low tolerance of large trees to high water stress (Phillips et al.
alleni having an herbaceous ground cover of ephemeral forbs and grasses beneath a velvet mesquite overstory.
We recorded overstory cover in the plot with a spherical densiometer but we did not separate live from dead cover (Table 1).
These tree have low, thick branches below the current cover of the overstory and photographs from the 1930s confirm that the woods were more open in the past (Graham, Wapehani Girl Scouts Camp Munsee, Pers.
In addition, we measured the surrounding dominant tree type, secondary tree type, land cover, overstory density, humus depth, and soil wetness.
The present study was undertaken to determine the woody overstory and understory species composition and structure of a degraded sand savanna at Sand Ridge State.
But, it removes the monoculture overstory and allows sunlight to penetrate to the forest floor and that produces many native plants that provide forage for wildlife.
rubrum and N sylvatica in the sapling stratum may prevail over Quercus species resulting in an overstory dominated by shade-tolerant species with low fire resistance.
It was vegetated with an oak overstory and several shrubs including wax myrtle.
In a study of Table Mountain pine regeneration in response to a range of fire intensities in the southern Appalachian Mountains, Waldrop and Brose (1999) found that fires of moderate intensity rather than fires of high intensity produced the greatest amount of Table Mountain pine regeneration while also reducing competition from overstory trees.