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12 Cards in this Set
- Front
- Back
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organic
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substances originally made by plants
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inorganic
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substances from air and soil
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photosynthesis
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using sunlight to make energy
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lamina
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broad flat part of leaf
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petiole
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leaf stalk
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vascular bundles
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inside petioles
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veins
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vascular bundles form veins
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epidermis
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top and bottom of the leaf are covered with a layer of closely fitting cells
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stomata
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in the lower epidermis these are small openings, each surrounded by guard cells which can open and close
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mesophyll
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middle layers of the leaf
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palisade layer
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the cells near the top of the the leaf are arranged like a fence
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spongy layer
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cells beneath palisade layer that are rounder and are arranged loosely
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