This plant is usually in the form of a shrub that can live in subtropical areas. In general, this plant is used as an ornamental plant because of its beauty. Plants originating from North Africa, the Eastern Mediterranean and North Asia can even survive at temperatures of -10oC. This plant that has a stem and can grow up to 2 to 7 m has a woody and hard texture. The branches look thick and green. On the leaves when held can injure the hands. This is because the butter petals are sharp and hard. The leaf structure is arranged in layers and in pairs. The shape is like a line and the edges are evenly lined. While the color tends to be dark green with a length of 5 to 20 cm and a width of 1 to 3.5 cm. This plant also has flowers that look beautiful. The resulting colors also vary from white, gray, purplish red and even reddish yellow. This is where the aesthetics lie. Flowers that are 2.5 to 5 cm in diameter develop in bundles and are located at the ends of branches. In addition to flowering, this plant can also produce fruit. Usually the fruit produced is shaped like a capsule with a length of about 2 to 23 cm. The skin of this fruit looks hard and dry. When the fruit is mature and looks ripe, usually the fruit will split by itself and release a lot of fine seeds.
