This section is from the book "Commercial Gardening Vol2", by John Weathers (the Editor). Also available from Amazon: Commercial Gardening, A Practical & Scientific Treatise For Market Gardeners.
A genus of fine foliage stove plants, with large Canna-like leaves, all flourishing in rich loamy soil with plenty heat and moisture. The best kinds are aureo-striata, green veined with yellow; illustris, crimson; spectabilis, bronzy green; psittacorum, green with orange and crimson bracts. All increased by division.