A Yellow Dayflower, native to sub-saharan Africa.  The leaves are edible and the plant has several applications in folk medicine.  Photo from the Liparamba area of Tanzania.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/92252798@N07">Dick Culbert</a> from Gibsons, B.C., Canada
CC BY 2.0
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