- swamp sunflower as a noun:
- 1
swamp sunflower
noun
1 swamp sunflower
Sunflower of eastern North America having narrow leaves and found in bogs.
synonym: Helianthus angustifolius.
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noun
Sunflower of eastern North America having narrow leaves and found in bogs.
synonym: Helianthus angustifolius.
debug info: 0.0408