Persian shield. Persian Shield is known botanically as Strobilanthes dyerianus. It is native to Burma and has 8-inch-long leaves that are iridescent in shades of purple, lilac and pink, with purple-maroon on the undersides. If those colors aren't awesome enough, the foliage looks like it has a light coat of silver electroplated to it. Although newly in fashion. the plant has been used in gardens since Victorian times.
Purple smoke bush is often used as a garden specimen due to the purple-pink plumes and the purple leaves on some cultivars. It is highly drought tolerant. Common Names: Purple smoke bush, smokebush, smoketree, purple smoke tree. Zones 4-9. Size & Shape: Purple smoke bush grows to a size of 12-15' tall and wide. It is irregular to rounded. Exposure: Grow purple smoke bush in full sun.