[DOC] [TLE] Canopy (biology) - Wikipedia [PAR] In biology, the canopy is the aboveground portion of a plant community or crop, 
formed by the collection of individual plant crowns. In forest ecology, canopy also 
refers to the upper layer or habitat zone, formed by mature tree crowns and 
including... [DOC] [TLE] Stratification (vegetation) - Wikipedia [PAR] Stratification in the field of ecology refers to the vertical layering of a habitat; the 
arrangement of vegetation in layers. It classifies the layers (sing. stratum, pl. 
strata) of vegetation largely ... One tree has its crown at the height of another's 
trunk. ... The tree layer can be further subdivided into the upper tree layer or 
canopy and... [DOC] [TLE] Parts of a Tree - North Carolina Forestry Association [PAR] The crown, which consists of the leaves and branches at the top of a tree, plays ... 
a new layer of xylem to its trunk, producing a visible growth ring in most trees. [DOC] [TLE] Glossary of Forestry Terms - North Carolina Forestry Association [PAR] A plant that has true flowers and bears its seeds in fruits. ... layer (light colored) 
and one latewood layer (dark colored) seen in a cross-section of a tree. ... The 
roof of the forest formed by the crowns of the tallest trees. ... Crown The branches 
and foliage at the top of a tree. Cruise A survey or inventory of forestland to locate
... [DOC] [TLE] Layers of a Forest | Port Blakely Companies [PAR] A tree's upper branches are called the crown. The canopy is a horizontal layer of 
tree crowns making up the top layer of a forest. The fast growing trees can grow... [DOC] [TLE] Annual growth rings | Tree knowledge | Booklet | Forest Academy ... [PAR] Trees are top-notch biological indicators. ... The cambium is a thin layer of cells 
which produce phloem on one side and sapwood on the other. ... The darker 
wood is not formed in winter, as some people believe, because the cambium is 
completely ... The tree grows in diameter because it manufactures new cells 
around its... [DOC] [TLE] Tropical Rainforest Layers - MBGnet [PAR] These giant trees thrust above the dense canopy layer and have huge ... The 
broad, irregular crowns of these trees form a tight, continuous canopy 60 to 90 
feet ... The canopy is home to 90% of the organisms found in the rain forest; many
... [DOC] [TLE] The Rainforest Canopy - Rainforests [PAR] Jul 30, 2012 ... Each layer has its own unique plant and animal species interacting with the ... 
The overstory refers to the crowns of emergent trees which soar ... Thus the forest 
interior is a far less volatile environment than the upper parts of... [DOC] [TLE] How do large trees, such as redwoods, get water from their roots to ... [PAR] Feb 1, 1999 ... "The phloem tissue is made of living elongated cells that are ... Redwood trees/
forest ... develop the ability to transport water from a supply in the soil to the 
crown--a ... Root pressure is created by water moving from its reservoir in the soil 
... flow--travel from the roots to the top of the tree within a layer of wood... [DOC] [TLE] Glossary of Forestry Terms - WM Beaty & Associates, Inc. [PAR] biological diversity or biodiversity - the variety of life in all its forms and all its 
levels of organization. Biodiversity ... canopy - the continuous cover formed by 
tree crowns in a forest. ... crown - the uppermost branches and foliage of a tree. 
.... growth rings - the layers of wood a tree adds each season; also called annual 
rings. [DOC] [TLE] The Shapes of Trees [PAR] Different types of trees grow in different parts of the world. ... For a tree to grow 
well in an area like the rainforest of Costa Rica it must fit in well with its ... For a 
tree to get maximum sunlight it must be very tall and have a very wide crown. The 
canopy is the top layer of the forest formed by the branches and leaves of many 
trees... [DOC] [TLE] rain forest - National Geographic

Question: It's the topmost layer of a forest formed by the crowns of trees
Answer: the canopy