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Giant Sunflower
Helianthus giganteus
35.1784, -80.8486
Field Notes
Description:
perennial; fall blooming yellow ray flowers are about 2 to 3 inches across, 10 to 20 petals & darker yellow center; several flowers branching off at the top of the plant, each at the end of a stalk; leaves are rough textured & slender about 18 cm long & 3 cm across & toothed; stem is hardy enough to hold stalks that get to be 10 feet tall & reddish purple
Habitat:
planted on school campus
Reference Links:
Helianthus giganteus (Giant Sunflower): Minnesota Wildflowers
Species ID Suggestions
Spotted for Missions
Photographed
PublishedNovember 4, 2015
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