Rudbeckia hirta (Blackeyed Susan) is a species of biennial herb in the family Asteraceae. It has a self-supporting growth form. It is associated with freshwater habitat. Blackeyed Susan is native to the contiguous United States, Canada, United States, and North America. It has simple, broad leaves and orange flowers. Flowers are visited by Transverse Flower Fly. Blackeyed Susan is a photoautotroph.
EOL has data for 80 attributes, including: