The acacia is without a doubt the most iconic tree in Africa (besides the baobab, a close runner-up). The subject of countless thousands of silhouette sunset photos (like the one above), this picturesque tree is inextricably linked with vast African savannas and epitomizes the seeming exotic-ness of the continent.

But how much do you really know about the acacia — which, incidentally, is not just one species?

Click here for some crucial facts about this fascinating tree.