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Name: Heidi
Status: other
Grade: other
Location: Outside U.S.
Country: USA
Date: Fall 2012
Question:
Do arctic poppies close at night? Since the travel to follow the sun, do they need to close at night?


Replies:
Yes, poppy flowers usually open in the morning and close at night: http://sciencefocus.com/qa/why-do-poppy-flowers-open-morning-and-close-night

The following may also be helpful:

http://www.bbc.co.uk/nature/life/Papaver_radicatum

Anthony R. Brach, Ph.D. Harvard University Herbaria c/o Missouri Botanical Garden


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