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Sunflower
Helianthus annuus
38.573, -123.329
Field Notes
Description:
This sunflower is from a seed in my bird feed. It is a bout two feet tall and the flower is 4 inches wide. This one is tiny compared to the 7ft mammoth sunflowers I planted in my front flower bed.
Habitat:
Urban flower garden.
Notes:
The head of a sunflower is formed into two opposite sets of spirals, 21 spirals going in one direction and 34 going in the other. These are consecutive numbers in the Fibonacci sequence.
Species ID Suggestions
Spotted for Missions
Photographed
PublishedSeptember 4, 2011
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