black-eyed Susan, n.
the state flower of Maryland; of central and southeastern United States; having daisylike flowers with dark centers and yellow to orange rays
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Rudbeckia hirta Rudbeckia serotina black-eyed Susan
annual weedy herb with ephemeral yellow purple-eyed flowers; Old World tropics; naturalized as a weed in North America
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Hibiscus trionum black-eyed Susan bladder ketmia flower-of-an-hour flowers-of-an-hour
semantic pointers
hypernym
tropical African climbing plant having yellow flowers with a dark purple center
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Thunbergia alata black-eyed Susan black-eyed Susan vine