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Search Term(s): Helianthus angustifolius   (1 record found)

ASTERACEAE
Aster Family
Helianthus angustifolius  (swamp sunflower)   
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Synonym
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Carex Section
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Meaning of Scientific Name
Helianthus: from the Greek helios (sun); angustifolius: narrow leaf
Native Plant
Yes
Life Form
Perennial Herb
Phenology (Flowering Period)
September
Physiographic Province
☐ Piedmont
☑ Coastal Plain

County Distribution
☑ New Castle
☑ Kent
☑ Sussex

Habitat
Moist sandy/peaty swales and power-line bogs
State Status
Uncommon
Piedmont Status
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Coastal Plain Status
Uncommon
Global Rank
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Federal Status
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Geographic Affinity
Southern
Species at Limit of Distribution
☐ Northern
☐ Southern

North American Distribution (Non-indigenous Species)
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Coefficient of Conservatism
6
Invasive
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Invasive Watchlist
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Global Origin (Non-native Species)
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Wildlife Values
The genus Helianthus is a possible host plant for Charidryas nycteis (Silvery Checkerspot Butterfly). In addition, H. giganteus is the host plant for the rare Papaipema maritima (Maritime Sunflower Borer Moth).
Medicinal Properties
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ID Notes
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Additional Info
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Habitats in which this plant occurs
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