Pellitory-of-the-wall is a plant that belongs to the nettle family. It is also known as wall-pepper, herb-ivy, or stone-root. This herb is commonly used for medicinal purposes, including the treatment of respiratory ailments, skin conditions, and rheumatism. Pellitory-of-the-wall is prized for its unique flavor, which is similar to black pepper. The leaves of this herb are often used in cooking to add a spicy kick to dishes. Other synonyms for pellitory-of-the-wall include stonecrop and biting stonecrop. These names refer to the plant's ability to grow in rocky areas and its ability to survive harsh conditions. Regardless of what you call it, this herb is a valuable addition to any herb garden.