A plantar wart also known as veruca, myrmecia and veruca plantaris is a wart caused by the human papillomavirus (HPV) occurring on the sole (Latin planta) or toes of the foot.HPV infections in other locations are not plantar; see human papillomavirus.lantar warts are usually self-limiting, but treatment is generally recommended to lessen symptoms (which may include pain), decrease duration, and reduce transmission. Infection occurs in an estimated 7–10% of the US population, and genetics plays an important role in determining susceptibility.