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Kai Yan, Joseph Wong   cc-by-nc-sa

Helianthus annuus (Common Sunflower) is a species of annual herb in the family Asteraceae. They have a self-supporting growth form. They are associated with freshwater habitat. They are native to The Contiguous United States and North America. They have simple, simple leaves and yellow flowers. Flowers are visited by Apis mellifera, Bordered Patch, Urbanus procne, and Colias. Individuals can grow to 9 feet.

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EOL has data for 79 attributes, including:

Known occurrences, collected specimens and observations of common sunflower. View this species on GBIF