Petrorhagia been introduced to other continents. Petrorhagia Petrorhagia is a small genus of annual and perennial plants of the pink or carnation family, mostly native to the Mediterranean region. The genus is often referred to as Tunica, which is an obsolete synonym. It is low-growing with wiry stems and narrow, grass-like leaves. The flowers are small, in clusters similar to members of the genus "Dianthus", in pink, lilac, or white. "Petrorhagia saxifraga" is the tunic flower or coat flower, similar to Baby's Breath, but shorter, and used in rock gardens. These plants are mainly native to Eurasia, but some species can
Ravenala and requires moderate water. Ravenala Ravenala is a genus of flowering plants with a single species, Ravenala madagascariensis, commonly known as traveller's tree or traveller's palm, from Madagascar. It is not a true palm (family Arecaceae) but a member of a monocotyledonous flowering plant family, Strelitziaceae. The genus is closely related to the southern African genus "Strelitzia" and the South American genus "Phenakospermum". Some older classifications include these genera in the banana family (Musaceae). Although it is usually considered to be a single species, four different forms have been distinguished. It has been given the name "traveller's palm" because the