👉 Porthetis is a type of plant that grows on rocky slopes in the south of England, often found near rivers and estuaries. These plants are characterized by their distinctive leaves, which are usually arranged in a fan-like shape. They grow rapidly and can reach heights of up to 15 feet (4.6 meters) tall. Porthetis is commonly used as ornamental plant due to its attractive foliage and its ability to thrive in low light conditions.