It is a cactus icon. In the center there is a cylinder like shape that is wide at the top and thin at the bottom. there is a smaller version of this shape protruding from the upper left and one from the lower right. There are thorns protruding around the entire perimeter.
Related to Cactus Icon
Related icons are the icons with matching tags, as well as all plants icons. All icons are in the same flat style. You can either download free PNG icons or buy SVG vectors