What's a Shamrock? ... The term itself comes from the Gaelic word seamróg, which literally means “little clover.” While there is not a 100% consensus, most botanists agree that a shamrock most likely refers to either the white clover (trifolium repenstrifolium repensThe most widely cultivated clovers are white clover, Trifolium repens, and red clover, Trifolium pratense.
› wiki › CloverClover - Wikipedia) or the suckling clover (trifolium dubium).Mar 10, 2020