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19 Cards in this Set
- Front
- Back
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tall plant with a single woody stem
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tree
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plant that does not die after one season but lives for many years
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perennial
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plant that grows for only one year
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annuals
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plants that live for two years
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biennials
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tallest living trees in the world
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California Redwood
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scientists who study trees
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dendrologist
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possibly the oldest living things on earth
sprouted soon after Noah's flood |
bristlecone pines of California
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part of the tree where growth takes place
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cambium layer
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produces new growth on the tree
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bud
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removing a ring of bark from the tree
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girdling
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patterns of light and dark rings seen in the trunk of a tree after it's cut down
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annual growth ring
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trees with broad, flat leaves
most of them are flower-bearing, seed-producing plants |
broadleaf trees
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a name for many broadleaf trees due to the hard and durable wood they produce
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hardwood trees
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trees that lose their leaves in the fall
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deciduous trees
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these trees are extremely thick with wide-spreading branches
their fruit is the acorn |
oak
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tree with bright, colorful leaves in the fall
source of a sweet syrup in early spring |
maple
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tall trees with a graceful, vaselike appearance
many of them were killed in 1930 by a fungal disease that is spread by beetles that live within the tree's bark |
elm
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tree that is recognizable by its smooth white bark, which is thin and papery
Indians liked to use its bark to build wigwams and canoes |
paper birch
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this tree likes to grow along streams or near water
drooping leaves and branches give it a graceful appearance there are several different types of trees in this family that don't appear to be related |
willow
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