|'Allenii' grows from a few inches to 9 feet in diameter. Erect, gray-green leaves red 2 feet long and 2 inches wide. Scapes are sizable with noticiable bracts. The inflorescence is an erect spike of rose bracts with white or pale lilac petals. Plants can adapt and grow on a variety of surfaces such as on trees, forest floor, rocks, even 6,500 feet above sea-level. Located from Central Mexico to Argentia.