28 terms

Tree Identification Vocabulary - Basic

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Conifer
Trees with needle-like leaves
Broadleaf
Trees with leaves which are not needle-like.
Tree
A woody plant with one trunk and tall height.
Shrub
A woody plant with multiple stems and short height.
Trunk
The main wooden feature of a tree
Crown
The total of a tree's aboveground parts, usually referring to above the trunk.
Twig
A young shoot representing the current season's growth of a woody plant.
Terminal Bud
A bud that occurs on the end of a stem.
Alternate Leaf Arrangement
A single leaf is attached at a stem.
Opposite Leaf Arrangement
A pair of leaves is attached at a stem.
Simple Leaf
The leaf may be lobed or divided, but does not form distinct leaflets.
Compound Leaf
A leaf of a plant consisting of several leaflets joined to a single stem.
Leaf Margin
The outside edge of the body of the leaf.
Entire Leaf Margins
Margins without teeth or serrations, smooth.
Serrate Leaf Margins
Margins with sharp teeth, like the blade of a saw.
Pinnately-lobed
Leaf lobes arranged opposite of each other, on each side of the leaf body.
Palmately-lobed
Leaf lobes spreading from the bottom, like fingers on a hand.
Pinnately-compound
More than one leaf blade per leaf, with leaflets branching off the main stem.
Palmately compound leaves
More than one leaf blade per leaf, with leaflets fanning out from stem.
Conifer leaves: Needle-like
Slender needle‐shaped leaves, tapering to a point.
Conifer leaves: linear
Flat-ish narrow leaf with parallel edges, sometimes tapering to point.
Conifer leaves: Awl-like
Narrowly triangular leaf, and sharply pointed.
Conifer leaves: Scale-like
Small sharp-pointed leaf with a broad base, usually overlapping on the stem.
Flower
The seed-bearing part of a plant.
Fruit
The sweet fleshy product of a tree that contains seeds and can be eaten as food.
Fruit type: Nut
A hard-shelled pod that contains both the fruit and seed of the plant, where the fruit does not open to release the seed to the world.
Fruit type: Acorn
The nut of the oaks and their close relatives.
Fruit type: Samara
A type of dry fruit where one seed is surrounded by papery tissue wings that help carry the seed away from the tree as the wind blows. (i.e., a maple seed)
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