Velvet Furry. A favorite of landscapers, this thin fuzzy rippled leaf Calathea is very attractive as well as durable. A purple leaf back adds to this plants rich color and texture. The upper foliage of Calathea rufibarba is semi-glossy, and olive green in color. The under side of the foliage, along with the stems are rich burgundy in color. The stems are covered with fine purplish-brown hairs. Place your Calathea rufibarba in bright filtered or indirect light.