And four-leaf clovers may come in handy—but there's one thing to know before you run out onto your lawn in search of a lucky charm: Shamrocks and four-leaf clovers are not the same thing, and ...

Four-leaf clovers are said to bring good luck to those who find them, though the origins behind this belief are debated by historians, while three-leafed shamrocks just hold religious significance.

The shamrock, the famous three-leaf clover, has been associated with Ireland for centuries. It was called the “seamroy” by the pagans and was considered a sacred plant that symbolized the ...

Even rarer is the five-leaf clover. By most accounts, the original shamrock is thought to be either yellow clover (Trifolium dubium) or white clover (Trifolium repens). Both plants have three oval ...

St. Patrick is believed to have used a traditional shamrock with three leaves to represent the holy trinity, so don't be surprised if your four-leaf clover tattoo gets you a weird look if you rock ...