Helianthus angustifolius: Taxonomy | Photographs
- Kingdom: Plantae (plants)
- Phylum: Embryophyta (higher plants)
- Class: Magnoliopsida (dicotyledons)
- Order: Asterales
- Family: Asteraceae (sunflowers, asters, daisies)
- Genus: Helianthus (sunflowers)
- Species: Helianthus angustifolius
- Common Names: Narrow-leaved Sunflower, Narrow-leaf Sunflower, Swamp Sunflower, Swamp Sneezeweed
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Lake Overstreet Extension - Alfred B. Maclay Gardens State Park
October 15, 2000
Photo contributed by Josh Hillman
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