Imagery - General Photos - Phenology Stages

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General Photos Phenology Stages Acer rubrum Stage 1 Phenology
Description - The freely available photo shows a stage 1 Acer rubrum leaf formation. The stage 1 leaf bud shows no swelling and no indication that the bud is about to break open.
(contributed by Mike Gonzalez, 2013)
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    Acer rubrum Stage 2 Phenology
Description - The freely available photo shows a stage 2 Acer rubrum leaf formation. The stage 2 bud shows swelling and the bud is green, indicating that the bud is about to break open.
(contributed by Mike Gonzalez, 2013)
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    Acer rubrum Stage 3 Phenology
Description - The freely available photo shows a stage 3 Acer rubrum leaf formation. The stage 3 leaf formation showsbud break - the leaf is small and not yet open.
(contributed by Mike Gonzalez, 2013)
Jpeg image
    Acer rubrum Stage 4 Phenology
Description - The freely available photo shows a stage 4 Acer rubrum leaf formation. The stage 4 leaf formation shows a leaf nearing maturity, but it is still smaller than a fully mature leaf and has a blush of red on the upper side.
(contributed by Mike Gonzalez, 2013)
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    Acer rubrum Stage 5 Phenology
Description - The freely available photo shows a stage 5 Acer rubrum leaf formation. The stage 5 leaf formation shows a fully mature leaf that is entirely green with no blush of red.
(contributed by Mike Gonzalez, 2013)
Jpeg image
    Quercus alba Stage 1 Phenology
Description - The freely available photo shows a stage 1 Querus alba leaf formation. The stage 1 leaf bud shows no swelling and no indication that the bud is about to break open.
(contributed by Mike Gonzalez, 2013)
Jpeg image
    Quercus alba Stage 2 Phenology
Description - The freely available photo shows a stage 2 Querus alba leaf formation. The stage 2 bud shows swelling and the bud is green, indicating that the bud is about to break open.
(contributed by Mike Gonzalez, 2013)
Jpeg image
    Quercus alba Stage 3 Phenology
Description - The freely available photo shows a stage 3 Querus alba leaf formation. The stage 3 leaf formation shows bud break - the leaf is small and not yet open.
(contributed by Mike Gonzalez, 2013)
Jpeg image
    Quercus alba Stage 4 Phenology
Description - The freely available photo shows a stage 4 Querus alba leaf formation. The stage 4 leaf formation shows a leaf nearing maturity, but it is still smaller than a fully mature leaf and is red.
(contributed by Mike Gonzalez, 2013)
Jpeg image
    Quercus alba Stage 5 Phenology
Description - The freely available photo shows a stage 5 Querus alba leaf formation. The stage 5 leaf formation shows a fully mature leaf that is entirely green with no red blush on the upperside.
(contributed by Mike Gonzalez, 2013)
Jpeg image
    Quercus rubra Stage 1 Phenology
Description - The freely available photo shows a stage 1 Quercus rubra leaf formation. The stage 1 leaf bud shows no swelling and no indication that the bud is about to break open.
(contributed by Mike Gonzalez, 2013)
Jpeg image
    Quercus rubra Stage 2 Phenology
Description - The freely available photo shows a stage 2 Quercus rubra leaf formation. The stage 2 bud shows swelling, indicating that the bud is about to break open.
(contributed by Mike Gonzalez, 2013)
Jpeg image
    Quercus rubra Stage 3 Phenology
Description - The freely available photo shows a stage 3 Quercus rubra leaf formation. The stage 3 leaf formation shows bud break - the leaf small and not yet open.
(contributed by Mike Gonzalez, 2013)
Jpeg image
    Quercus rubra Stage 4 Phenology
Description - The freely available photo shows a stage 4 Quercus rubra leaf formation. The stage 4 leaf formation shows a leaf that has uncurled to a clearly defined leaf, but it is still smaller than a fully mature leaf and is red, not green.
(contributed by Mike Gonzalez, 2013)
Jpeg image
    Quercus rubra Stage 5 Phenology
Description - The freely available photo shows a stage 5 Quercus rubra leaf formation. The stage 5 leaf formation shows a fully mature leaf that is fully green and shows no blush of red on the upperside.
(contributed by Mike Gonzalez, 2013)
Jpeg image
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