Black-eyed Susan is a popular wildflower that is commonly found in North America. This plant is also known by several other names that could be synonymous with it. Some of the most common synonyms for black-eyed Susan include brown-eyed Susan, yellow oxeye daisy, golden Jerusalem, and rudbeckia hirta. These names have been used interchangeably to refer to black-eyed Susan and are quite familiar to gardeners and flower enthusiasts. Regardless of the name, the black-eyed Susan remains an incredibly hardy plant that can bloom for months on end and add a splash of color to any garden.