芍薬。品種名は「小桃紅」。花弁は白いけど、花芯が鮮やかなピンク色。
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/50093642@N03">Yoko Nekonomania</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/nekonomania/4706971581/">Flower, Herbaceous peony "Shou-Tou-Kou"</a>