Flora incognita is a nice one I've tried. It's a spinout from a university. The best use is to take its guess and then click through, and you can see example images of the plant it is guessing so you can judge for yourself
Flora incognita is a nice one I've tried. It's a spinout from a university. The best use is to take its guess and then click through, and you can see example images of the plant it is guessing so you can judge for yourself