flower-of-an-hour

noun
plural flowers-of-an-hour

Definition of flower-of-an-hour

: an annual weedy plant (Hibiscus trionum) with ephemeral yellow purple-eyed flowers

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“Flower-of-an-hour.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/flower-of-an-hour. Accessed 16 December 2019.

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