<a href="https://en.wikipedia.org/wiki/Dog%27s_mercury" class="extiw" title="en:Dog's mercury">Dog's mercury</a>, Lydiate An inconspicuous green-flowered woodland plant, which is notable for being one of the earliest spring flowers.
<a rel="nofollow" class="external text" href="https://www.geograph.org.uk/profile/9715">Mike Pennington</a>
CC BY-SA 2.0
From <a rel="nofollow" class="external text" href="https://www.geograph.org.uk/photo/715509">geograph.org.uk</a>