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Education charts: Twigs, #2
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Acer (maple), bud and twig comparison
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Acer saccharum (sugar maple), fall color
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Acer saccharum (sugar maple), bark
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Acer saccharum (sugar maple), buds
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Scanning Electron Microscope (SEM) research, pollen grains of (L) Acer saccharum and (R) Rhus glabraCrowley Jr., Webster R.
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Students in a Junior Forestry class, posing with a leaf chart
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Acer saccharum (sugar maple), fall color, habit
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Acer saccharum (sugar maple), fall color, habit
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Education charts: Beech-Maple Climax
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Acer saccharum (sugar maple), habit
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Acer saccharum (sugar maple), tree trunks
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Acer saccharum (sugar maple), habit
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Acer saccharum (sugar maple), habit, spring
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Acer saccharum, an indigenous sugar maple specimen over 250 years old1940s
Webb, Ralph E.
Drawing
Forest Nature Trail Guide, page 12 illustrations and layout with preliminary sketches1946
Watts, May Theilgaard