According to Casey, four-leaf clovers “are as rare as the five-leaf clover, which is considered even luckier. The three-leaf clover is recognized as the genuine shamrock, and that is why it is ...

Is this a rare find or a common shamrock? Fact checked by Sarah Scott Reviewed by Mary Marlowe Leverette Both Irish shamrocks and four-leaf clovers evoke St. Patrick's Day and the green landscapes ...