noun
annual weedy herb with ephemeral yellow purple-eyed flowers; Old World tropics; naturalized as a weed in North America
• Syn: ↑flower-of-an-hour, ↑flowers-of-an-hour, ↑black-eyed Susan, ↑Hibiscus trionum
• Hypernyms: ↑hibiscus
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\\-ˈketmēə\ nounUseful english dictionary. 2012.